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TU Series Ball Bearing Units — Sizes & Specifications

108 models in the TU series, 19.05–55.563 mm bore. Every row links to the full specification page and to the cross-reference page of that model.

ModelBrandBore d (mm)OD D (mm)Width B (mm)
TU 1.5/16 TFSKF—
TU-3x12TIMKEN—
TU-3x18TIMKEN—
TU-3x24TIMKEN—
TU-3x30TIMKEN—
TU-3x36TIMKEN—
TU-4x12TIMKEN—
TU-4x18TIMKEN—
TU-4x24TIMKEN—
TU-4x30TIMKEN—
TU-4x36TIMKEN—
TU-5x12TIMKEN—
TU-5x18TIMKEN—
TU-5x24TIMKEN—
TU-5x30TIMKEN—
TU-5x36TIMKEN—
TU-6x12TIMKEN—
TU-6x18TIMKEN—
TU-6x24TIMKEN—
TU-6x30TIMKEN—
TU-6x36TIMKEN—
TU-7x12TIMKEN—
TU-7x18TIMKEN—
TU-7x24TIMKEN—
TU-7x30TIMKEN—
TU-7x36TIMKEN—
TU-8-1x12TIMKEN—
TU-8-1x18TIMKEN—
TU-8-1x24TIMKEN—
TU-8-1x30TIMKEN—
TU-8-1x36TIMKEN—
TU-8x12TIMKEN—
TU-8x18TIMKEN—
TU-8x24TIMKEN—
TU-8x30TIMKEN—
TU-8x36TIMKEN—
TU 3/4 FMSKF19.0592—
TU 3/4 TFSKF19.0592—
TU 3/4 WFSKF19.0592—
TU 20 FMSKF2092—
TU 20 TFSKF2092—
TU 13/16 FMSKF20.63791—
TU 13/16 TFSKF20.63791—
TU 13/16 WFSKF20.63791—
TU 7/8 FMSKF22.22591—
TU 7/8 TFSKF22.22591—
TU 7/8 WFSKF22.22591—
TU 15/16 FMSKF23.81391—
TU 15/16 TFSKF23.81391—
TU 15/16 WFSKF23.81391—
TU 25 FMSKF2591—
TU 25 TFSKF2591—
TU 1. FMSKF25.491—
TU 1. TFSKF25.491—
TU 1. WFSKF25.491—
TU 1.1/16 FMSKF26.988104—
TU 1.1/16 TFSKF26.988104—
TU 1.1/16 WFSKF26.988104—
TU 1.1/8 FMSKF28.575104—
TU 1.1/8 TFSKF28.575104—
TU 1.1/8 WFSKF28.575104—
TU 30 FMSKF30104—
TU 30 TFSKF30104—
TU 1.3/16 FMSKF30.163—
TU 1.3/16 TFSKF30.163—
TU 1.3/16 WFSKF30.163—
TU 1.1/4 AFMSKF31.75104—
TU 1.1/4 FMSKF31.75103—
TU 1.1/4 TFSKF31.75103—
TU 1.1/4 WFSKF31.75103—
TU 1.5/16 FMSKF33.337—
TU 1.5/16 WFSKF33.337—
TU 1.3/8 FMSKF34.925103—
TU 1.3/8 TFSKF34.925103—
TU 1.3/8 WFSKF34.925103—
TU 35 FMSKF35103—
TU 35 TFSKF35103—
TU 1.7/16 FMSKF36.513103—
TU 1.7/16 TFSKF36.513103—
TU 1.7/16 WFSKF36.513103—
TU 1.1/2 FMSKF38.1115—
TU 1.1/2 TFSKF38.1115—
TU 1.1/2 WFSKF38.1115—
TU 40 FMSKF40115—
TU 40 TFSKF40115—
TU 1.5/8 FMSKF41.275117—
TU 1.5/8 WFSKF41.275117—
TU 1.11/16 FMSKF42.862117—
TU 1.11/16 TFSKF42.862117—
TU 1.11/16 WFSKF42.862117—
TU 1.3/4 FMSKF44.45117—
TU 1.3/4 TFSKF44.45117—
TU 1.3/4 WFSKF44.45117—
TU 45 FMSKF45117—
TU 45 TFSKF45117—
TU 1.15/16 FMSKF49.212117—
TU 1.15/16 TFSKF49.212117—
TU 1.15/16 WFSKF49.212117—
TU 50 FMSKF50117—
TU 50 TFSKF50117—
TU 2. FMSKF50.8146—
TU 2. TFSKF50.8146—
TU 2. WFSKF50.8146—
TU 55 FMSKF55146—
TU 55 TFSKF55146—
TU 2.3/16 FMSKF55.563146—
TU 2.3/16 TFSKF55.563146—
TU 2.3/16 WFSKF55.563146—

About the TU series

TU series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.

Other Ball Bearing Units series: E · NAU · LSE · UC · SNV · MSE · SD · SNT