Cylindrical Roller Bearings
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Cylindrical Roller Bearings NJ252MA

Cylindrical Roller Bearings NJ252MA Specifications
Designation NJ252MA
Principle dimensions(d) 260mm
Principle dimensions(D) 480mm
Principle dimensions(B) 80mm
Basic load ratings(dyn.) 1170kN
Basic load ratings(stat.) 1700kN
Reference speed 1400r/min
Limiting speed 2000r/min
Weight 70kg

Roller and Raceway for the line contact. High Load capacity, main Radial load. low friction For Rolling element and the ring flange,Suitable for high-speed rotation.

HRT Manufacturer Series:
Single Row Cylindrical roller bearings NU,NJ,NUP,N,NF Series.
Double Row Cylindrical roller bearings NNU,NN Series.
Four Row Cylindrical roller bearings FC,FCD Series.

Suffix Number:
ECP: Injection moulded cage of glass fibre reinforced polyamide.
ECJ: Pressed steel cage.
ECM: Two-piece machined brass cage.

Main application: Large and medium-sized motors, rolling stock, spindle machines, internal combustion engines, generators, gas turbine, gearbox, rolling mill, vibrating screen and hoisting and conveying machinery.