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Rubber Washers - Temperature limit for seals is 80°C. (Part Numbers)

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We have rubber washers available in both inexpensive selection types and free specification types in 1mm increments.
Nitrile, chloroprene, EPDM, Hanenite, silicone, fluorine, and butyl can be selected.

[Standard addition]
Free specification type (with sticker) has been added. You can select from a range of outer diameter (D) 6 to 60 and plate thickness (T) 1 to 5.

(i)Caution

Please check the content on our website as the PDF does not contain the most up-to-date information.

Part Number

Configured Part Number is shown.

Dimensional Drawing

(No Adhesive)

(Adhesive)

D Tolerance

D	Tolerance
6 to 40	±0.5
41 to 60	±0.6
61 to 100	±0.7

V Tolerance

Material	Tolerance
Low Elasticity Rubber	± 0.5
Others	+0.5 0

Material No.	[M] Material	[H] Hardness	Color	Standard		Configurable Type
Material No.	[M] Material	[H] Hardness	Color	No Adhesive	Adhesive	No Adhesive	Adhesive
(1)	Nitrile Rubber (NBR)	Shore A70	Black	WRBN	WRBNA	FWRBN	FWRBNA
(2)	Chloroprene Rubber (CR)	Shore A65	Black	WRBC	WRBCA	FWRBC	FWRBCA
(3)	Ethylene Rubber (EPDM)	Shore A65	Black	WRBP	WRBPA	FWRBP	FWRBPA
(4)	Butyl Rubber (IIR)	Shore A65	Black	WRBR	WRBRA	FWRBR	FWRBRA
(5)	White Butyl Rubber (IIR)	Shore A65	White	WRBW	WRBWA	FWRBW	FWRBWA
(6)	Silicon Rubber (SI)	Shore A70	Light Gray	WRBS	WRBSA	FWRBS	FWRBSA
(7)	Silicon Rubber (SI)	Shore A50	Milky White	WRBA	WRBAA	FWRBA	FWRBAA
(8)	Fluororubber (FPM)	Shore A80	Black	WRBF	WRBFA	FWRBF	FWRBFA
(9)	Low Elasticity Rubber (HANENITE GP−35LE)	Shore A33	Black	WUNS	WUNSA	FWUNS	FWUNSA

[ ! ] The milky white color of silicone rubber shore A 50 is translucent.
[ ! ] Temperature limit for seals is 80°C.

Specification Table

● Standard type

Part Number	—	V	—	T
WUNS20	—	10	—	5

● Configurable Type

Part Number	—	D	—	V	—	T
FWUNS	—	D20	—	V3	—	T5

■Standard (No Adhesive/Adhesive)

Part Number			V Selection													T Selection



Type		D
No Adhesive WRBN WRBC WRBP WRBR WRBW WRBS WRBA WRBF WUNS	Adhesive WRBNA WRBCA WRBPA WRBRA WRBWA WRBSA WRBAA WRBFA WUNSA	6	2													1	2	3
		8	2	3	4											1	2	3
		10		3	4	5	6									1	2	3	5
		12			4	5	6	8								1	2	3	5
		15			4	5	6	8	10							1	2	3	5
		20				5	6	8	10	12								3	5
		25				5	6	8	10	12	16	20						3	5
		30				5	6	8	10	12	16	20						3	5
		35						8	10	12	16	20	25						5
		40						8	10	12	16	20	25	30					5
		50						8	10	12	16	20	25	30					5
		60								12	16	20	25	30	40				5

■Rubber Washer Configurable Type (No Adhesive)

Part Number	1 mm Increments


Type	D	V	T
FWRBN FWRBC FWRBP FWUNS FWRBS FWRBA FWRBF FWRBR FWRBW	6 to 15	0(No Hole) 2 to 39 (V ≤ D−6)	1 to 5
			6 to 10
	16 to 30		1 to 5
			6 to 10
	31 to 45		1 to 5
			6 to 10
	46 to 60	0(No Hole) 10 to 70 (V ≤ D−6)	1 to 5
			6 to 10
	61 to 80		1 to 5
			6 to 10
	81 to 100	0(No Hole) 20 to 80 (V ≤ D−6)	1 to 5
			6 to 10
[ ! ] When V = 0, there is no hole.

■Rubber Washer Configurable Type (Adhesive)

Part Number	1 mm Increments
Type	D	V	T
FWRBNA FWRBCA FWRBPA FWRBRA FWRBWA FWRBSA * FWRBAA * FWRBFA * FWUNSA *	6 to 15	0(No Hole) 2 to 39 (V ≤ D−6)	1 to 5
	16 to 30
	31 to 45
	46 to 60	0(No Hole) 10 to 54 (V ≤ D−6)
[ ! ] When V = 0, there is no hole.

* Types with the mark cannot be manufactured with a plate thickness of 4.

Mass (g) Ref. Value
Type	D	V	T1	T2	T3	T5
WRBN	6	2	Less than 1	Less than 1	Less than 1	—
	8	2	Less than 1	Less than 1	Less than 1	—
		3	Less than 1	Less than 1	Less than 1	—
		4	Less than 1	Less than 1	Less than 1	—
	10	3	Less than 1	Less than 1	Less than 1	Less than 1
		4	Less than 1	Less than 1	Less than 1	Less than 1
		5	Less than 1	Less than 1	Less than 1	Less than 1
		6	Less than 1	Less than 1	Less than 1	Less than 1
	12	4	Less than 1	Less than 1	Less than 1	Less than 1
		5	Less than 1	Less than 1	Less than 1	Less than 1
		6	Less than 1	Less than 1	Less than 1	Less than 1
		8	Less than 1	Less than 1	Less than 1	Less than 1
	15	4	Less than 1	Less than 1	Less than 1	2
		5	Less than 1	Less than 1	Less than 1	2
		6	Less than 1	Less than 1	Less than 1	2
		8	Less than 1	Less than 1	Less than 1	2
		10	Less than 1	Less than 1	Less than 1	Less than 1
	20	5	—	—	2	3
		6	—	—	2	3
		8	—	—	2	3
		10	—	—	2	2
		12	—	—	Less than 1	2

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 60; 90

Part Number
WRBN6-2-[1,2,3]
WRBN8-[2,3,4]-[1,2,3]
WRBN10-[3,4,5,6]-[1,2,3,5]
WRBN12-[4,5,6,8]-[1,2,3,5]
WRBN15-[4,5,6,8,10]-[1,2,3,5]
WRBN20-[5,6,8,10,12]-[3,5]
WRBN25-[5,6,8,10,12,16,20]-[3,5]
WRBN30-[5,6,8,10,12,16,20]-[3,5]
WRBN35-[8,10,12,16,20,25]-5
WRBN40-[8,10,12,16,20,25,30]-5
WRBN50-[8,10,12,16,20,25,30]-5
WRBN60-[12,16,20,25,30,40]-5
WRBNA6-2-[1,2,3]
WRBNA8-[2,3,4]-[1,2,3]
WRBNA10-[3,4,5,6]-[1,2,3,5]
WRBNA12-[4,5,6,8]-[1,2,3,5]
WRBNA15-[4,5,6,8,10]-[1,2,3,5]
WRBNA20-[5,6,8,10,12]-[3,5]
WRBNA25-[5,6,8,10,12,16,20]-[3,5]
WRBNA30-[5,6,8,10,12,16,20]-[3,5]
WRBNA35-[8,10,12,16,20,25]-5
WRBNA40-[8,10,12,16,20,25,30]-5
WRBNA50-[8,10,12,16,20,25,30]-5
WRBNA60-[12,16,20,25,30,40]-5
WRBP6-2-[1,2,3]
WRBP8-[2,3,4]-[1,2,3]
WRBP10-[3,4,5,6]-[1,2,3,5]
WRBP12-[4,5,6,8]-[1,2,3,5]
WRBP15-[4,5,6,8,10]-[1,2,3,5]
WRBP20-[5,6,8,10,12]-[3,5]
WRBP25-[5,6,8,10,12,16,20]-[3,5]
WRBP30-[5,6,8,10,12,16,20]-[3,5]
WRBP35-[8,10,12,16,20,25]-5
WRBP40-[8,10,12,16,20,25,30]-5
WRBP50-[8,10,12,16,20,25,30]-5
WRBP60-[12,16,20,25,30,40]-5
WRBPA6-2-[1,2,3]
WRBPA8-[2,3,4]-[1,2,3]
WRBPA10-[3,4,5,6]-[1,2,3,5]
WRBPA12-[4,5,6,8]-[1,2,3,5]
WRBPA15-[4,5,6,8,10]-[1,2,3,5]
WRBPA20-[5,6,8,10,12]-[3,5]
WRBPA25-[5,6,8,10,12,16,20]-[3,5]
WRBPA30-[5,6,8,10,12,16,20]-[3,5]
WRBPA35-[8,10,12,16,20,25]-5
WRBPA40-[8,10,12,16,20,25,30]-5
WRBPA50-[8,10,12,16,20,25,30]-5
WRBPA60-[12,16,20,25,30,40]-5
WRBR6-2-[1,2,3]
WRBR8-[2,3,4]-[1,2,3]
WRBR10-[3,4,5,6]-[1,2,3,5]
WRBR12-[4,5,6,8]-[1,2,3,5]
WRBR15-[4,5,6,8,10]-[1,2,3,5]
WRBR20-[5,6,8,10,12]-[3,5]
WRBR25-[5,6,8,10,12,16,20]-[3,5]
WRBR30-[5,6,8,10,12,16,20]-[3,5]
WRBR35-[8,10,12,16,20,25]-5
WRBR40-[8,10,12,16,20,25,30]-5
WRBR50-[8,10,12,16,20,25,30]-5
WRBR60-[12,16,20,25,30,40]-5
WRBRA6-2-[1,2,3]
WRBRA8-[2,3,4]-[1,2,3]
WRBRA10-[3,4,5,6]-[1,2,3,5]
WRBRA12-[4,5,6,8]-[1,2,3,5]
WRBRA15-[4,5,6,8,10]-[1,2,3,5]
WRBRA20-[5,6,8,10,12]-[3,5]
WRBRA25-[5,6,8,10,12,16,20]-[3,5]
WRBRA30-[5,6,8,10,12,16,20]-[3,5]
WRBRA35-[8,10,12,16,20,25]-5
WRBRA40-[8,10,12,16,20,25,30]-5
WRBRA50-[8,10,12,16,20,25,30]-5
WRBRA60-[12,16,20,25,30,40]-5
WRBS6-2-[1,2,3]
WRBS8-[2,3,4]-[1,2,3]
WRBS10-[3,4,5,6]-[1,2,3,5]
WRBS12-[4,5,6,8]-[1,2,3,5]
WRBS15-[4,5,6,8,10]-[1,2,3,5]
WRBS20-[5,6,8,10,12]-[3,5]
WRBS25-[5,6,8,10,12,16,20]-[3,5]
WRBS30-[5,6,8,10,12,16,20]-[3,5]
WRBS35-[8,10,12,16,20,25]-5
WRBS40-[8,10,12,16,20,25,30]-5
WRBS50-[8,10,12,16,20,25,30]-5
WRBS60-[12,16,20,25,30,40]-5
WRBSA6-2-[1,2,3]
WRBSA8-[2,3,4]-[1,2,3]
WRBSA10-[3,4,5,6]-[1,2,3,5]
WRBSA12-[4,5,6,8]-[1,2,3,5]
WRBSA15-[4,5,6,8,10]-[1,2,3,5]
WRBSA20-[5,6,8,10,12]-[3,5]

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Material Detail	Characteristics/Applications	Hardness (Shore, Asker)	Type	Outer Dia. D (Ø)	Thickness T (mm)	Color	With or Without Adhesive	Hole Diameter V (mm)	O.D. D (Ø)	T (mm)
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	6	1 ～ 3	Black	No Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	8	1 ～ 3	Black	No Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	10	1 ～ 5	Black	No Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	12	1 ～ 5	Black	No Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	15	1 ～ 5	Black	No Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	20	3 ～ 5	Black	No Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	25	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	30	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	35	5	Black	No Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	40	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	50	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	60	5	Black	No Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	6	1 ～ 3	Black	Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	8	1 ～ 3	Black	Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	10	1 ～ 5	Black	Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	12	1 ～ 5	Black	Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	15	1 ～ 5	Black	Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	20	3 ～ 5	Black	Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	25	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	30	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	35	5	Black	Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	40	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	50	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Nitrile Rubber (NBR Nitrile Rubber )	Not Applicable	Shore A70	Standard Type	60	5	Black	Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	6	1 ～ 3	Black	No Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	8	1 ～ 3	Black	No Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	10	1 ～ 5	Black	No Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	12	1 ～ 5	Black	No Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	15	1 ～ 5	Black	No Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	20	3 ～ 5	Black	No Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	25	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	30	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	35	5	Black	No Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	40	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	50	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	60	5	Black	No Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	6	1 ～ 3	Black	Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	8	1 ～ 3	Black	Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	10	1 ～ 5	Black	Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	12	1 ～ 5	Black	Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	15	1 ～ 5	Black	Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	20	3 ～ 5	Black	Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	25	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	30	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	35	5	Black	Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	40	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	50	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Ethylene Rubber (EPDM)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	60	5	Black	Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	6	1 ～ 3	Black	No Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	8	1 ～ 3	Black	No Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	10	1 ～ 5	Black	No Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	12	1 ～ 5	Black	No Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	15	1 ～ 5	Black	No Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	20	3 ～ 5	Black	No Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	25	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	30	3 ～ 5	Black	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	35	5	Black	No Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	40	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	50	5	Black	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Not Applicable	Shore A65	Standard Type	60	5	Black	No Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	6	1 ～ 3	Black	Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	8	1 ～ 3	Black	Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	10	1 ～ 5	Black	Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	12	1 ～ 5	Black	Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	15	1 ～ 5	Black	Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	20	3 ～ 5	Black	Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	25	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	30	3 ～ 5	Black	Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	35	5	Black	Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	40	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	50	5	Black	Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	[Butyl Rubber (IIR)] Butyl Rubber (IIR)	Corrosion Resistant / Chemical Resistant	Shore A65	Standard Type	60	5	Black	Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	6	1 ～ 3	Light Gray	No Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	8	1 ～ 3	Light Gray	No Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	10	1 ～ 5	Light Gray	No Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	12	1 ～ 5	Light Gray	No Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	15	1 ～ 5	Light Gray	No Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	20	3 ～ 5	Light Gray	No Adhesive	5 ～ 12	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	25	3 ～ 5	Light Gray	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	30	3 ～ 5	Light Gray	No Adhesive	5 ～ 20	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	35	5	Light Gray	No Adhesive	8 ～ 25	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	40	5	Light Gray	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	50	5	Light Gray	No Adhesive	8 ～ 30	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	60	5	Light Gray	No Adhesive	12 ～ 40	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	6	1 ～ 3	Light Gray	Adhesive	2	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	8	1 ～ 3	Light Gray	Adhesive	2 ～ 4	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	10	1 ～ 5	Light Gray	Adhesive	3 ～ 6	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	12	1 ～ 5	Light Gray	Adhesive	4 ～ 8	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	15	1 ～ 5	Light Gray	Adhesive	4 ～ 10	-	-
-	1 Piece(s)	6 Day(s) or more	10	Silicon Rubber (SI)	Corrosion Resistant / Chemical Resistant / Heat Resistance	Shore A70	Standard Type	20	3 ～ 5	Light Gray	Adhesive	5 ～ 12	-	-

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Basic Information

Shape	Washer (Thickness 1mm~10mm)	Environmentally friendly	RoHS Compliant (10 Substances)	Material	Rubber

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234 Part Numbers

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Completed

Specification/Dimensions

Material Detail
- Nitrile Rubber (NBR Nitrile Rubber )
- Chloroprene Rubber (CR)
- Ethylene Rubber (EPDM)
- Silicon Rubber (SI)
- Fluoro Rubber (FPM)
- Low Elasticity Rubber
  - Low Elasticity Rubber (HANENITE®GP-35LE)
- Butyl Rubber (IIR)
  - Butyl Rubber (IIR)
  - White Butyl Rubber (IIR)
Clear
Characteristics/Applications
Corrosion Resistant / Chemical Resistant

Heat Resistance

Not Applicable
Clear
Hardness (Shore, Asker)
Shore A50

Shore A65

Shore A70

Shore A80

Shore A33
Clear
Type
- Configurable Type
- Standard Type
Clear
Outer Dia. D(Ø)
6

8

10

12

15

20

25

30

35

40

50

60
Clear
Thickness T(mm)
1

2

3

5
Clear
Color
- Black
- Light Gray
- Milky White
- White
Clear
With or Without Adhesive
- Adhesive
- No Adhesive
Clear
Hole Diameter V(mm)
0

2

3

4

5

6

8

10

12

16

20

25

30

40
[2-80/1mm Unit(s)]
Clear
O.D. D(Ø)
[6-100/1Ø Unit(s)]
Clear
T(mm)
[1-10/1mm Unit(s)]
Clear
type
- FWRBA
- FWRBC
- FWRBF
- FWRBN
- FWRBP
- FWRBR
- FWRBS
- FWRBW
- FWUNS
- WRBA
- WRBAA
- WRBC
- WRBCA
- WRBF
- WRBFA
- WRBN
- WRBNA
- WRBP
- WRBPA
- WRBR
- WRBRA
- WRBS
- WRBSA
- WRBW
- WRBWA
- WUNS
- WUNSA
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

6 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Rubber Washers - Temperature limit for seals is 80°C. (Part Numbers)

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Dimensional Drawing

Specification Table

Part Number

Basic Information

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Specification/Dimensions

Material Detail

Characteristics/Applications

Hardness (Shore, Asker)

Type

Outer Dia. D(Ø)

Thickness T(mm)

Color

With or Without Adhesive

Hole Diameter V(mm)

O.D. D(Ø)

T(mm)

type

CAD

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