NJ38/670Q1 Cylindrical Roller Bearing

NJ38/670Q1 Bearing Technical Specifications

  • Bore Diameter(d) 670mm
  • Outer Diameter (D) 820mm
  • Width(B) 112mm
  • Dynamic Load Rating (Cr) 2560kN
  • Static Load Rating (Cor) 7000kN
  • Weight 133kg

The NJ38/670Q1 NJ Series Cylindrical Roller Bearing is designed for high radial load applications with unidirectional axial location. With dimensions of 670mm bore diameter, 820mm outer diameter, and 112mm width, this extra heavy-duty bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 2560kN and static load rating of 7000kN for ultimate load capacity in extreme conditions. The inner ring with one flange, outer ring with two flanges design provides optimal performance for specific application requirements. Featuring special quality for enhanced operational reliability.

Commonly used in: locating bearingselectric motorsmarine equipmentrolling millslarge industrial machinery

Main Dimensions

670mm × 820mm × 112mm

ID 670mm Inside diameter(I.D.)
OD 820mm Outside diameter(O.D.)
B 112mm Width
Cr 2560kN Radial dynamic load rating
Cor 7000kN Radial static load rating
Mass 133Kg Weight

Material

GCr15 Bearing Steel (Customizable materials: GCr15 Bearing Steel/GCr15SiMn/GCr18Mo/G20Cr2Ni4A)

Cage

Standard cage ( customizable on demand in steel, brass, machined brass, etc.)

Precision Rating

P0 (Customizable on demand in P0/P6/P5/P4 grades; higher precision for demanding applications)

Clearance

C3 clearance (customizable on demand in C0/C2/C3/C4/C5 specifications)

Brand

WJY / OEM Available

Origin

Wafangdian, China (Global bearing manufacturing hub with 30+ years expertise)

Quality Standard

ISO 9001:2015 Certified

Delivery Time

  • For in-stock own-brand bearings, Dalian JinYu HuaYang guarantees shipment arrangement within 3–5 days after payment confirmation.
  • For OEM/ODM orders, the production and delivery lead time for a full container typically ranges from 20–35 days (depending on order complexity).

Shipping Methods

Ocean Freight/Land Transport

Warranty

We provide 12-month warranty, extendable to 18 months via authorized JinYu distributors.

Pricing Information

Bearings prices vary by precision grade, raw material quality, and market dynamics. For customized quotes, please submit an inquiry via our contact form.