Bearings by bore

90 mm bore bearings

Every standard bearing in this reference with a 90 mm (3.5433 in) bore, grouped by type and ordered from light to heavy sections.

Deep groove ball bearings

Deep groove ball90 mm

Designation	Bore d	Outside D	Width B
6018	90 mm	140 mm	24 mm
6218	90 mm	160 mm	30 mm
6318	90 mm	190 mm	43 mm
6418	90 mm	225 mm	54 mm
61818	90 mm	115 mm	13 mm
61918	90 mm	125 mm	18 mm

Self-aligning ball bearings

Designation	Bore d	Outside D	Width B
1218	90 mm	160 mm	30 mm
1318	90 mm	190 mm	43 mm
2218	90 mm	160 mm	40 mm
2318	90 mm	190 mm	64 mm

Angular contact ball bearings

Designation	Bore d	Outside D	Width B
7218	90 mm	160 mm	30 mm
7318	90 mm	190 mm	43 mm

Cylindrical roller bearings

Designation	Bore d	Outside D	Width B
NU218 / NJ218 / NUP218 / N218	90 mm	160 mm	30 mm
NU318 / NJ318 / NUP318 / N318	90 mm	190 mm	43 mm
NU2218 / NJ2218 / NUP2218	90 mm	160 mm	40 mm
NU2318 / NJ2318 / NUP2318	90 mm	190 mm	64 mm

Spherical roller bearings

Designation	Bore d	Outside D	Width B
22218	90 mm	160 mm	40 mm
22318	90 mm	190 mm	64 mm

Tapered roller bearings

Designation	Bore d	Outside D	Width T
30218	90 mm	160 mm	32.5 mm
30318	90 mm	190 mm	46.5 mm
32018X	90 mm	140 mm	32 mm
32218	90 mm	160 mm	42.5 mm

Thrust ball bearings

Designation	Bore d	Outside D	Height H
51118	90 mm	120 mm	22 mm
51218	90 mm	135 mm	35 mm
51318	90 mm	155 mm	50 mm

Pillow block bearing units

Unit	Shaft	Centre height H	Bolt spacing J
UCP218	90 mm	101.6 mm	262 mm

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