Cylindrical Roller Bearings

Bearing Model:

SINGLE ROW DESIGNS (METRIC): NU / NJ / NUP / NF / N
DOUBLE ROW DESIGNS: NN / NNU
SINGLE ROW DESIGNS (IMPERIAL): LLRJ / MMRJ / LLRJA / MMRJA / LRJ / MRJ / LRJA / MRJA
SINGLE ROW DESIGNS (IMPERIAL)
…202 – 256
…302 – 338
…405 – 426
…2203 – 2240
…2304 – 2340

Common Types & Configurations：
Single Row: NU (no ribs for axial movement), NJ (one inner rib for one-way axial guidance), NUP (one inner and one outer rib for locating).
Double Row: NN (no ribs on outer ring, ribs on inner ring for high radial rigidity).
Full Complement: Maximum rollers, highest load capacity, but lower speed.
Caged: Fewer rollers, higher speeds possible.
Split Bearings: Easier maintenance in hard-to-reach areas like crankshafts.

Payment Type: T/T.
Incoterm: CFR, EXW, CPT, DDP
MOQ: 100 Pieces
Transportation: Ocean, Land, Air, Express
Port: Shanghai, Guangzhou, Shenzhen