NJ252

Cylindrical roller bearings - Single-row - NJ

Specifications
(Boundary dimensions ...etc)

d
260 mm
D
480 mm
B
80 mm
r(min.)
5 mm
r1(min.)
5 mm
Fw
320 mm
Ew
- mm
Basic load ratings : Cr
1380 kN
Basic load ratings : C0r
1580 kN
Fatigue load limit : Cu
171 kN
Limiting speeds(Grease lub.)
1100 min-1
Limiting speeds(Oil lub.)
1300 min-1
sd1
- mm
B1
- mm
B2
- mm

Mounting dimensions

da(min.)
- mm
db(min.)
280 mm
db(max.)
318 mm
dc(min.)
- mm
dd(min.)
- mm
Da(max.)
460 mm
Db(max.)
- mm
Db(min.)
- mm
ra(max.)
4 mm
rb(max.)
4 mm

Refer.

(Refer.)Mass
71.0 kg

Technical calculation for this product.

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