Can BLD supply NU311 for OEM/ODM or distributor programs?

Yes. Confirm stock or production lead time with sales for your preferred options, packaging, and volume.

Can you match NU311 as a cross-reference to other brands?

Provide the competitor part number or drawing and our engineers will confirm interchange dimensions and recommend the closest BLD equivalent.

What information should I include when quoting NU311?

Model (with any suffix), quantity, required clearance/precision, packaging preference, and destination port or Incoterm.

Bearing Model

NU311

Name: NU311
Brand: BLD Bearing
SKU: NU311
Availability: InStock

NU311 Cylindrical Roller Bearings in the NU3 Series for OEM/ODM sourcing, replacement selection, and distributor quotes. Key dimensions: 55 mm bore, 120 mm OD, 29 mm width.

View NU3 Series catalog View full product line

Key dimensions

Bore d: 55 mm
Outside D: 120 mm
Width B: 29 mm
Dynamic load Cr: —
Static load Cor: —
Weight: 1.45 kg

Catalog dimensions are for the base size. Seal/shield suffixes (Open, Z, ZZ, RS, 2RS) change width and friction but share the same d × D envelope unless noted.

Specifications

Bearing No.	Main Dimension (mm)				Load Rating (kN)		Max Runout Speed (r/min)		Weight (kg)
Bearing No.	Bored	Outer DiameterD	WidthB	Radiusr min	Dynamic	Static	Grease	Oil	Weight (kg)
NU311	55	120	29	—	—	—	5,900	7,000	1.450

FAQ

Series & model FAQ

Request a quote for NU311

Tell us quantity, seal type, and destination — we typically reply within 24 hours.