NN3021K/C9 Cylindrical Roller Bearing

NN3021K/C9 Bearing Technical Specifications

  • Bore Diameter(d) 105mm
  • Outer Diameter (D) 160mm
  • Width(B) 41mm
  • Dynamic Load Rating (Cr) 192kN
  • Static Load Rating (Cor) 350kN
  • Weight 2.93kg

The NN3021K/C9 NN Series Double Row Cylindrical Roller Bearing is designed for very high radial load precision applications. With dimensions of 105mm bore diameter, 160mm outer diameter, and 41mm width, this standard bearing delivers outstanding performance in demanding industrial environments. It features a dynamic load rating of 192kN and static load rating of 350kN for reliable performance in industrial applications. The inner ring without flanges, outer ring without flanges design provides optimal performance for specific application requirements. Featuring special clearance for enhanced operational reliability.

Commonly used in: machine tool spindlesprecision equipmentindustrial gearboxesapplications requiring tapered bore mounting

Main Dimensions

105mm × 160mm × 41mm

ID 105mm Inside diameter(I.D.)
OD 160mm Outside diameter(O.D.)
B 41mm Width
Cr 192kN Radial dynamic load rating
Cor 350kN Radial static load rating
Mass 2.93Kg 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.