NUP3988EM Cylindrical Roller Bearing

NUP3988EM Bearing Technical Specifications

  • Bore Diameter(d) 440mm
  • Outer Diameter (D) 600mm
  • Width(B) 118mm
  • Dynamic Load Rating (Cr) 1940kN
  • Static Load Rating (Cor) 4250kN
  • Weight 106kg

The NUP3988EM NUP Series Cylindrical Roller Bearing is designed for high radial load applications with bidirectional axial location. With dimensions of 440mm bore diameter, 600mm outer diameter, and 118mm width, this heavy-duty bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 1940kN and static load rating of 4250kN for exceptional load capacity in heavy-duty applications. The inner ring without flanges, outer ring with two flanges design provides optimal performance for specific application requirements. Featuring optimized internal design for enhanced operational reliability.

Commonly used in: fixed bearingsbidirectional locating applicationslarge machine toolsindustrial gearboxes

Main Dimensions

440mm × 600mm × 118mm

ID 440mm Inside diameter(I.D.)
OD 600mm Outside diameter(O.D.)
B 118mm Width
Cr 1940kN Radial dynamic load rating
Cor 4250kN Radial static load rating
Mass 106Kg 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.