[Notice] Japan & China Golden Week holidays will start from 29 April to 6 May 2026. Kindly expect longer response from suppliers and possible delivery delay due to high volume of shipments after holiday. Early order placement is recommended. More details
[Announcement] MISUMI Malaysia website new user interface. Clearer navigation, easy product search and more. Explore now! May contact us at (60) 3 7890 6399 for any inquiries.

How can we improve?

How can we improve?

Comments

Name (Optional)

E-mail Address (Optional)

Tel (Optional)

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Customer Privacy Policy

Thank you for your cooperation.

While we are not able to respond directly to comments submitted in this form, the information will be reviewed for future improvement.
Please use the inquiry form.

Customer Privacy Policy

K50 sprocket old type B semi F series with machined shaft holes (New JIS key) (K50B21D40F)

The semi-F series is a system for simple set up and rapid delivery of completed products with the desired machining (internal diameter, keyway, tap) of products with pilot holes completed.

Part Number

Configured Part Number is shown.

K50B21D40F

Product TOP

: 30; 45; 60

Part Number
K50B21D40F

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	Number of Teeth (T)	Shaft Hole Dia. d (mm)	Key Groove Width b (mm)	Key Groove Depth t2 (mm)	Set Screw Size M
	MYR 222.47	1 Piece(s)		10 Day(s) or more	21	40	12	3.3	M8

Basic Information

Sprocket Shape	Shape B	Chain No.	50	Number of Strands	1
Material	Steel	Chain Type	Standard	Type	Shaft hole machining type
Shaft Type	Shaft hole machined	Surface Treatment	Induction Hardened Tooth Tip	The Number of Set Screw	2
Set Screw Position Angle(°)	120	Variety	Standard (formerly, B type)

Please check the type/dimensions/specifications of the part K50B21D40F in the K50 sprocket old type B semi F series with machined shaft holes (New JIS key) series.

Configure

1 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

type
- K50B-F
Clear
Number of Teeth(T)
10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35
Clear
Shaft Hole Dia. d(mm)
11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46
Clear
Key Groove Width b(mm)
4

5

6

8

10

12

14
Clear
Key Groove Depth t2(mm)
1.8

2.3

2.8

3.3

3.8
Clear
Set Screw Size M
- M5
- M6
- M8
- M10
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

10 Day(s) or Less

11 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 .

Products like this...

Part Number
K50B10D14F
K50B10D15F
K50B10D16F
K50B21D41F
K50B21D42F
K50B21D43F

Standard Unit Price	Minimum order quantity	Days to Ship	Number of Teeth (T)	Shaft Hole Dia. d (mm)	Key Groove Width b (mm)	Key Groove Depth t2 (mm)	Set Screw Size M
MYR 104.89	1 Piece(s)	10 Day(s) or more	10	14	5	2.3	M6
MYR 104.89	1 Piece(s)	10 Day(s) or more	10	15	5	2.3	M6
MYR 104.89	1 Piece(s)	10 Day(s) or more	10	16	5	2.3	M6
MYR 222.47	1 Piece(s)	10 Day(s) or more	21	41	12	3.3	M8
MYR 222.47	1 Piece(s)	10 Day(s) or more	21	42	12	3.3	M8
MYR 222.47	1 Piece(s)	10 Day(s) or more	21	43	12	3.3	M8

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Standard Sprocket Model, Type 50B, Semi-F Series, Shaft Hole Machining Completed (New JIS Key)
KATAYAMA CHAIN

Standard Price : MYR 94.87-

Days to Ship : 10 Day(s) or more
Standard Sprocket, Model 50B
KATAYAMA CHAIN

Standard Price : MYR 28.40-

Days to Ship : 5 Day(s) or more
FBK50B Finished Bore Sprocket
KATAYAMA CHAIN

Standard Price : MYR 82.22-

Days to Ship : 5 Day(s) or more
K50 sprocket old type B
KATAYAMA CHAIN

Standard Price : MYR 36.86-

Days to Ship : 5 Day(s) or more
Stainless Steel Sprocket Model 50B, Semi-F Series, Shaft Hole Machining Finish (New JIS Key)
KATAYAMA CHAIN

Standard Price : MYR 226.04-

Days to Ship : 10 Day(s) or more
K40 sprocket old type B semi F series with machined shaft holes (New JIS key)
KATAYAMA CHAIN

Standard Price : MYR 96.24-

Days to Ship : 10 Day(s) or more

back next

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?

K50 sprocket old type B semi F series with machined shaft holes (New JIS key) (K50B21D40F)

Basic Information

Configure

Specification/Dimensions

type

Number of Teeth(T)

Shaft Hole Dia. d(mm)

Key Groove Width b(mm)

Key Groove Depth t2(mm)

Set Screw Size M

CAD

Days to Ship

Specify Alterations

Products like this...

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Tech Support

Payment Method

About MISUMI

About this Website

Useful Tools

Customer Service

Social Media

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