NUP310EM

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

Bore d50 mmOutside diameter D110 mmWidth B27 mmDynamic rating Cr135,000 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK online catalog

Designation: NUP310EM
Bore d: 50 mm
Outside diameter D: 110 mm
Width B: 27 mm
Minimum corner radius r: 2 mm
Minimum corner radius r1: 2 mm
Fw: 65 mm
Ew: Not applicable / not published
Basic dynamic load rating Cr: 135,000 N
Basic static load rating C0r: 113,000 N
Thermal speed rating — oil bath: 6,700 rpm
Mechanical speed — forced oil: 11,000 rpm
Limiting speed — grease: 5,000 rpm
Limiting speed — oil: 6,000 rpm
Published row text: NUP310EM | 50 | 110 | 27 | 2 | 2 | 65 | | 135000 | 113000 | 6700 | 11000 | 5000 | 6000

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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