N338M Cylindrical Roller Bearing

N338M Bearing Technical Specifications

  • Bore Diameter(d) 190mm
  • Outer Diameter (D) 400mm
  • Width(B) 78mm
  • Dynamic Load Rating (Cr) 1040kN
  • Static Load Rating (Cor) 1730kN
  • Weight 50.2kg

The N338M N Series Cylindrical Roller Bearing is designed for high radial load applications with maximum flexibility. With dimensions of 190mm bore diameter, 400mm outer diameter, and 78mm width, this standard bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 1040kN and static load rating of 1730kN for exceptional load capacity in heavy-duty applications. The inner ring without flanges, outer ring without flanges design provides optimal performance for specific application requirements. Featuring machined brass cage for enhanced operational reliability.

Commonly used in: free end applicationsnon-locating positionsmachine tool spindlesindustrial gearboxes

Main Dimensions

190mm × 400mm × 78mm

ID 190mm Inside diameter(I.D.)
OD 400mm Outside diameter(O.D.)
B 78mm Width
Cr 1040kN Radial dynamic load rating
Cor 1730kN Radial static load rating
Mass 50.2Kg 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.