NU1011

Manufacturer-published dimensions, load ratings, thermal speed rating, and limiting speeds.

Bore d55 mmOutside diameter D90 mmWidth B18 mmDynamic rating Cr46,500 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK online catalog

Designation: NU1011
Bore d: 55 mm
Outside diameter D: 90 mm
Width B: 18 mm
Minimum corner radius r: 1.1 mm
Minimum corner radius r1: 1 mm
Fw: 64.5 mm
Ew: Not applicable / not published
Basic dynamic load rating Cr: 46,500 N
Basic static load rating C0r: 44,000 N
Thermal speed rating — oil bath: 8,000 rpm
Mechanical speed — forced oil: Not published
Limiting speed — grease: 7,500 rpm
Limiting speed — oil: 9,000 rpm
Published row text: NU1011 | 55 | 90 | 18 | 1.1 | 1 | 64.5 | | 46500 | 44000 | 8000 | | 7500 | 9000

Verification boundary

Do not infer interchange

Bearing designConfirm N/NU/NJ/NUP/NF flange arrangement and exact suffixes.

Fit and clearanceVerify shaft/housing tolerances, internal clearance, shoulders, fillets, and mounting method.

DutyCheck speed, lubrication, temperature, radial/axial load handling, contamination, and required life.

Current product dataConfirm the exact designation on the linked NSK product page before ordering.

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