The Timken Company - Push-Type Removable Sleeve, Locknut and Lockwasher

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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.

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The chart below shows dimensions for adapter assemblies and components used in the tapered bore bearings on shafts.
Components are ordered seperately.

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Unit of Measure

Items	N 09/SK 4023/N 07/W 07 Push-Type Removable Sleeve, Locknut and Lockwasher	N 10/SK 4523/N 08/W 08 Push-Type Removable Sleeve, Locknut and Lockwasher	RN 10/SK 5023/N 09/W 09 Push-Type Removable Sleeve, Locknut and Lockwasher	RN 11/SK 5523/N 10/W 10 Push-Type Removable Sleeve, Locknut and Lockwasher	RN 12/SK 6023/N 11/W 11 Push-Type Removable Sleeve, Locknut and Lockwasher
Series	N/A 223K
Diameter d	N/A 35 mm1.378 in	N/A 40 mm1.575 in	N/A 45 mm1.772 in	N/A 50 mm1.969 in	N/A 55 mm2.165 in
Tolerance¹	N/A -0.08 mm-0.003 in	N/A -0.08 mm-0.003 in	N/A -0.08 mm-0.003 in	N/A -0.08 mm-0.003 in	N/A -0.10 mm-0.004 in
Major Diameter	N/A 43.94 mm1.73 in	N/A 49.02 mm1.93 in	N/A 55.04 mm2.167 in	N/A 60.2 mm2.37 in	N/A 65.76 mm2.589 in
L²	N/A 30 mm1.181 in	N/A 32 mm1.26 in	N/A 35 mm1.378 in	N/A 37 mm1.457 in	N/A 40 mm1.575 in
a	N/A 3 mm0.118 in	N/A 3 mm0.118 in	N/A 3 mm0.118 in	N/A 3 mm0.118 in	N/A 3.5 mm0.138 in
Removal Nut O.D. C	N/A 64.41 mm2.536 in	N/A 68.4 mm2.693 in	N/A 77.77 mm3.062 in	N/A 83.34 mm3.281 in	N/A 88.9 mm3.5 in
Removal Nut	N/A N 09	N/A N 10	N/A RN 10	N/A RN 11	N/A RN 12
Bearing Number	N/A 22308K	N/A 22309K	N/A 22310K	N/A 22311K	N/A 22312K
Sleeve	N/A SK 4023	N/A SK 4523	N/A SK 5023	N/A SK 5523	N/A SK 6023
Locknut	N/A N 07	N/A N 08	N/A N 09	N/A N 10	N/A N 11
Lockwasher and Lockplates	N/A W 07	N/A W 08	N/A W 09	N/A W 10	N/A W 11
Taper	N/A 1:30	N/A 1:12	N/A 1:12	N/A 1:12	N/A 1:12
Weight	N/A 0.07 Kg0.16 lb	N/A 0.10 Kg0.22 lb	N/A 0.11 Kg0.25 lb	N/A 0.14 Kg0.310 lb	N/A 0.19 Kg0.41 lb
¹ Tolerance range is from +0 to value listed. ² Tolerance -0 to + 0.4 mm (-0 to +1/64 in)