Metric Lockwasher On The Timken Company

Find Your Nearest Timken Sales Office or Authorized Distributor

Our locator tool helps you connect with the right Timken partner quickly. Registered users
can save their nearest Timken Sales office or distributor in their dashboard.

Try the Locator Tool

Analyze Bearing Performance in an Application with Timken ^® Syber ^® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

Learn More

Explore Timken Engineering Tools
Videos on YouTube

Check out our Engineering Tools video playlist on YouTube. These short walkthroughs
help you navigate Timken calculation tools, selection guides and digital resources.

View the Full Playlist

Part Number	D₁	k	D₄	D₅	Number of Tangs	Locknut Number	CAD
MB0	N/A 10 mm	N/A 8.5 mm	N/A 13 mm	N/A 21 mm	N/A 9	N/A KM 00	N/A
MB1	N/A 12 mm	N/A 10.5 mm	N/A 17 mm	N/A 25 mm	N/A 9	N/A KM 01	N/A
MB2	N/A 15 mm	N/A 13.5 mm	N/A 21 mm	N/A 28 mm	N/A 13	N/A KM 02	N/A
MB3	N/A 17 mm	N/A 15.5 mm	N/A 24 mm	N/A 32 mm	N/A 13	N/A KM 03	N/A
MB4	N/A 20 mm	N/A 18.5 mm	N/A 26 mm	N/A 36 mm	N/A 13	N/A KM 04	N/A
MB5	N/A 25 mm	N/A 23 mm	N/A 32 mm	N/A 42 mm	N/A 13	N/A KM 05	N/A
MB6	N/A 30 mm	N/A 27.5 mm	N/A 38 mm	N/A 49 mm	N/A 13	N/A KM 06	N/A
MB7	N/A 35 mm	N/A 32.5 mm	N/A 44 mm	N/A 57 mm	N/A 15	N/A KM 07	N/A
MB8	N/A 40 mm	N/A 37.5 mm	N/A 50 mm	N/A 62 mm	N/A 15	N/A KM 08	N/A
MB9	N/A 45 mm	N/A 42.5 mm	N/A 56 mm	N/A 69 mm	N/A 17	N/A KM 09	N/A
MB10	N/A 50 mm	N/A 47.5 mm	N/A 61 mm	N/A 74 mm	N/A 17	N/A KM 10	N/A
MB11	N/A 55 mm	N/A 52.5 mm	N/A 67 mm	N/A 81 mm	N/A 17	N/A KM 11	N/A
MB12	N/A 60 mm	N/A 57.5 mm	N/A 73 mm	N/A 86 mm	N/A 17	N/A KM 12	N/A
MB13	N/A 65 mm	N/A 62.5 mm	N/A 79 mm	N/A 92 mm	N/A 19	N/A KM 13	N/A
MB14	N/A 70 mm	N/A 66.5 mm	N/A 85 mm	N/A 98 mm	N/A 19	N/A KM 14	N/A
MB15	N/A 75 mm	N/A 71.5 mm	N/A 90 mm	N/A 104 mm	N/A 19	N/A KM 15	N/A
MB16	N/A 80 mm	N/A 76.5 mm	N/A 95 mm	N/A 112 mm	N/A 19	N/A KM 16	N/A
MB17	N/A 85 mm	N/A 81.5 mm	N/A 102 mm	N/A 119 mm	N/A 19	N/A KM 17	N/A
MB18	N/A 90 mm	N/A 86.5 mm	N/A 108 mm	N/A 126 mm	N/A 19	N/A KM 18	N/A
MB19	N/A 95 mm	N/A 91.5 mm	N/A 113 mm	N/A 133 mm	N/A 19	N/A KM 19	N/A
MB20	N/A 100 mm	N/A 96.5 mm	N/A 120 mm	N/A 142 mm	N/A 19	N/A KM 20	N/A
MB21	N/A 105 mm	N/A 100.5 mm	N/A 126 mm	N/A 145 mm	N/A 19	N/A KM 21	N/A
MB22	N/A 110 mm	N/A 105.5 mm	N/A 133 mm	N/A 154 mm	N/A 19	N/A KM 22	N/A
MB23	N/A 115 mm	N/A 110.5 mm	N/A 137 mm	N/A 159 mm	N/A 19	N/A KM 23	N/A
MB24	N/A 120 mm	N/A 115 mm	N/A 138 mm	N/A 164 mm	N/A 19	N/A KM 24	N/A

N/A 8.5 mm

N/A 13 mm

N/A 21 mm

N/A 9

N/A KM 00

N/A

MB1

N/A 12 mm

N/A 10.5 mm

N/A 17 mm

N/A 25 mm

N/A 9

N/A KM 01

N/A

MB2

N/A 15 mm

N/A 13.5 mm

N/A 21 mm

N/A 28 mm

N/A 13

N/A KM 02

N/A

MB3

N/A 17 mm

N/A 15.5 mm

N/A 24 mm

N/A 32 mm

N/A 13

N/A KM 03

N/A

MB4

N/A 20 mm

N/A 18.5 mm

N/A 26 mm

N/A 36 mm

N/A 13

N/A KM 04

N/A

MB5

N/A 25 mm

N/A 23 mm

N/A 32 mm

N/A 42 mm

N/A 13

N/A KM 05

N/A

MB6

N/A 30 mm

N/A 27.5 mm

N/A 38 mm

N/A 49 mm

N/A 13

N/A KM 06

N/A

MB7

N/A 35 mm

N/A 32.5 mm

N/A 44 mm

N/A 57 mm

N/A 15

N/A KM 07

N/A

MB8

N/A 40 mm

N/A 37.5 mm

N/A 50 mm

N/A 62 mm

N/A 15

N/A KM 08

N/A

MB9

N/A 45 mm

N/A 42.5 mm

N/A 56 mm

N/A 69 mm

N/A 17

N/A KM 09

N/A

MB10

N/A 50 mm

N/A 47.5 mm

N/A 61 mm

N/A 74 mm

N/A 17

N/A KM 10

N/A

MB11

N/A 55 mm

N/A 52.5 mm

N/A 67 mm

N/A 81 mm

N/A 17

N/A KM 11

N/A

MB12

N/A 60 mm

N/A 57.5 mm

N/A 73 mm

N/A 86 mm

N/A 17

N/A KM 12

N/A

MB13

N/A 65 mm

N/A 62.5 mm

N/A 79 mm

N/A 92 mm

N/A 19

N/A KM 13

N/A

MB14

N/A 70 mm

N/A 66.5 mm

N/A 85 mm

N/A 98 mm

N/A 19

N/A KM 14

N/A

MB15

N/A 75 mm

N/A 71.5 mm

N/A 90 mm

N/A 104 mm

N/A 19

N/A KM 15

N/A

MB16

N/A 80 mm

N/A 76.5 mm

N/A 95 mm

N/A 112 mm

N/A 19

N/A KM 16

N/A

MB17

N/A 85 mm

N/A 81.5 mm

N/A 102 mm

N/A 119 mm

N/A 19

N/A KM 17

N/A

MB18

N/A 90 mm

N/A 86.5 mm

N/A 108 mm

N/A 126 mm

N/A 19

N/A KM 18

N/A

MB19

N/A 95 mm

N/A 91.5 mm

N/A 113 mm

N/A 133 mm

N/A 19

N/A KM 19

N/A

MB20

N/A 100 mm

N/A 96.5 mm

N/A 120 mm

N/A 142 mm

N/A 19

N/A KM 20

N/A

MB21

N/A 105 mm

N/A 100.5 mm

N/A 126 mm

N/A 145 mm

N/A 19

N/A KM 21

N/A

MB22

N/A 110 mm

N/A 105.5 mm

N/A 133 mm

N/A 154 mm

N/A 19

N/A KM 22

N/A

MB23

N/A 115 mm

N/A 110.5 mm

N/A 137 mm

N/A 159 mm

N/A 19

N/A KM 23

N/A

MB24

N/A 120 mm

N/A 115 mm

N/A 138 mm

N/A 164 mm

N/A 19

N/A KM 24

N/A

Email ^*
First Name ^*
Last Name ^*
Company ^*
Department ^*
Country ^*
Zip/Postal Code ^*
Phone Number

No Preference
10
12
15
17
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
155
160
165
170
180
190
200
220
240
260
280

D1 (mm)

D₁ (mm)