NF308

Cylindrical roller bearings - Single-row - NF

Specifications
(Boundary dimensions ...etc)

d
40 mm
D
90 mm
B
23 mm
r(min.)
1.5 mm
r1(min.)
1.5 mm
Fw
- mm
Ew
77.5 mm
Basic load ratings : Cr
73.4 kN
Basic load ratings : C0r
56.9 kN
Fatigue load limit : Cu
7.85 kN
Limiting speeds(Grease lub.)
6900 min-1
Limiting speeds(Oil lub.)
9100 min-1
sd1
- mm
B1
- mm
B2
- mm

Mounting dimensions

da(min.)
48 mm
db(min.)
- mm
db(max.)
- mm
dc(min.)
- mm
dd(min.)
- mm
Da(max.)
- mm
Db(max.)
82 mm
Db(min.)
80 mm
ra(max.)
1.5 mm
rb(max.)
1.5 mm

Refer.

(Refer.)Mass
0.674 kg

Technical calculation for this product.

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