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Round Anti-Vibration Rubber (KA/KB, KA-(45), KA-CR, KA-SUS, RA/RB) (Part Numbers)

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For applications such as umps, blowers, engines, generators, electric motors, and compressors
Various sizes from ⌀8 to ⌀150 are available.

Small size, and relatively large spring constant enable supporting a heavy load.
Wide range of applications, such as in compression, shear, and inclination directions depending on mounting method, is available.

(i)Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Part Number

Configured Part Number is shown.

: 30; 60; 90

Part Number
RA-8
RA-10
RA-12
RA-15
RA-20
RA-20-20H
RA-25
RA-25-27H
RA-30
RA-30-26H
RA-35
RA-35-35H
RA-40
RA-40-33H
RA-45
RA-45-45H
RA-50
RA-50-40H
RA-55
RA-55-54H
RA-60
RA-60-34H
RA-60-58H
RA-65
RA-65-50H
RA-75
RA-90
RA-100
RA-100-70H
RA-120
RA-150

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Types of connection	Connection screw M	Usage Characteristic	Height H (mm)	Materials of Vibration Proofer	Max. allowable load (Including max. vertical supports) (N)	Spring Constant (N/mm)	Hardness (Shore A)	Outer Diameter D1 (φ)	External shape A (mm)	Fitting Material SUS-compatible	Ambient Operating Temperature (℃)
MYR 12.25	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M3	Standard	11	Natural Rubber	21	17	45	8	-	No	~50
MYR 12.45	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M4	Standard	13	Natural Rubber	44	27	45	10	-	No	~50
MYR 11.55	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M5	Standard	16	Natural Rubber	78	62	60	12	-	No	~50
MYR 11.74	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M5	Standard	15	Natural Rubber	130	110	60	15	-	No	~50
MYR 17.46	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M6	Standard	15	Natural Rubber	160	180	60	20	-	No	~50
MYR 20.67	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M6	Standard	20	Natural Rubber	98	88	60	20	-	No	~50
MYR 20.90	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M6	Standard	18	Natural Rubber	280	220	60	25	-	No	~50
MYR 23.48	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M6	Standard	27	Natural Rubber	160	110	60	25	-	No	~50
MYR 25.62	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	18	Natural Rubber	830	610	60	30	-	No	~50
MYR 28.54	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	26	Natural Rubber	370	180	60	30	-	No	~50
MYR 26.28	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	26	Natural Rubber	550	250	60	35	-	No	~50
MYR 29.16	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	35	Natural Rubber	450	150	60	35	-	No	~50
MYR 31.02	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	25	Natural Rubber	700	340	60	40	-	No	~50
MYR 33.59	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	33	Natural Rubber	560	200	60	40	-	No	~50
MYR 42.69	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	34	Natural Rubber	830	300	60	45	-	No	~50
MYR 43.15	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M8	Standard	45	Natural Rubber	690	190	60	45	-	No	~50
MYR 45.77	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M10	Standard	27	Natural Rubber	1370	670	60	50	-	No	~50
MYR 46.52	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M10	Standard	40	Natural Rubber	880	270	60	50	-	No	~50
MYR 72.43	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M10	Standard	40	Natural Rubber	1300	340	60	55	-	No	~50
MYR 78.05	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M10	Standard	54	Natural Rubber	1100	240	60	55	-	No	~50
MYR 53.60	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	30	Natural Rubber	2060	883	60	60	-	No	~50
MYR 72.43	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	34	Natural Rubber	1670	600	60	60	-	No	~50
MYR 83.66	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	58	Natural Rubber	1300	250	60	60	-	No	~50
MYR 100.52	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	34	Natural Rubber	2300	860	60	65	-	No	~50
MYR 106.14	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	50	Natural Rubber	1800	410	60	65	-	No	~50
MYR 106.14	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	42	Natural Rubber	2900	960	60	75	-	No	~50
MYR 151.09	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M12	Standard	50	Natural Rubber	3900	1030	60	90	-	No	~50
MYR 139.26	1 Piece(s)	5 Day(s) or more	10	Female Screw, Male Screw	M16	Standard	50	Natural Rubber	5900	1440	60	100	-	No	~50
MYR 257.85	1 Piece(s)	9 Day(s) or more	10	Female Screw, Male Screw	M16	Standard	70	Natural Rubber	3580	800	60	100	-	No	~50
MYR 308.43	1 Piece(s)	9 Day(s) or more	10	Female Screw, Male Screw	M16	Standard	60	Natural Rubber	7940	1810	60	120	-	No	~50
MYR 505.09	1 Piece(s)	9 Day(s) or more	10	Female Screw, Male Screw	M20	Standard	62	Natural Rubber	12700	4060	60	150	-	No	~50

Basic Information

Application	Cushion / Vibration Damping Proofing / Vibration Isolation	Types	Anti-vibration Rubber	Types of Anti vibration Rubber	Round shape
Color	Black

Configure

31 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Connection screw M
- M3
- M4
- M5
- M6
- M8
- M10
- M12
- M16
- M20
Clear
Usage Characteristic
- Standard
- Weather Resistance
- Oil Resistance
- Ozone Resistance
Clear
Height H(mm)
11

13

15

16

18

20

25

26

27

30

33

34

35

40

42

45

50

54

55

58

60

62

63

70

76
Clear
Materials of Vibration Proofer
- Natural Rubber
- Chloroprene
Clear
Max. allowable load (Including max. vertical supports)(N)
21

34

44

47

59

78

96

98

130

150

160

180

220

250

280

290

300

320

370

450

490

530

540

550

560

650

690

700

740

830

880

930

1100

1200

1230

1300

1370

1400

1670

1800

1860

2060

2100

2110

2300

2600

2900

3240

3580

3700

3900

4170

5900

6200

7700

7940

12700
Clear
Spring Constant(N/mm)
17

22

25

27

41

44

47

56

62

74

78

84

88

90

93

110

120

130

140

150

160

170

180

190

200

220

240

250

270

290

300

310

340

350

370

380

410

510

520

580

600

610

650

660

670

750

780

800

860

883

900

960

1030

1040

1350

1440

1610

1810

2160

3970

4060
Clear
Hardness(Shore A)
45

60

62
Clear
Outer Diameter D1(φ)
8

10

12

15

20

25

30

35

40

45

50

55

60

65

75

80

90

100

120

150
Clear
External shape A(mm)
49

56

62

69

76

78

93

98

104

116

126

136

141

166

210

250
Clear
Fitting Material SUS-compatible
- No
- Presence
Clear
Ambient Operating Temperature(℃)
- ~50
- ~70
Clear
type
- KA
- KA-(45)
- KA-CR
- KA-SUS
- KB
- RA
- RB
Clear
Types of connection
- Both ends threaded
- Female Screw, Male Screw
- Threaded Plate
- Female Screw, Plate
Clear
CAD
- 2D
Clear

Days to Ship

All

2 Day(s) or Less

5 Day(s) or Less

9 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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Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations): Tel：(60) 3 7890 6399; 9:00am - 6:00pm (Monday - Friday)
9:00am - 1:00pm (Saturday); Technical Inquiry

How can we improve?

Round Anti-Vibration Rubber (KA/KB, KA-(45), KA-CR, KA-SUS, RA/RB) (Part Numbers)

(i)Caution

Basic Information

Configure

Specification/Dimensions

Connection screw M

Usage Characteristic

Height H(mm)

Materials of Vibration Proofer

Max. allowable load (Including max. vertical supports)(N)

Spring Constant(N/mm)

Hardness(Shore A)

Outer Diameter D1(φ)

External shape A(mm)

Fitting Material SUS-compatible

Ambient Operating Temperature(℃)

type

Types of connection

CAD

Days to Ship

Specify Alterations

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Tech Support

Payment Method

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MISUMI Contact 9am – 6pm (Mon – Fri) * Order cut-off time is 5pm, 9am – 1pm(Sat) * Order cut-off time is 12pm