Seals
31139 SKF Radial shaft seals

TYPE: Radial shaft seals, Metal case, With spring-loaded sealing slip, Type CRWA1, material NBR (SKF)
Seal 31139 SKF

Dimensions, mm

d1
79,375
d
79,375
D
101,676
B
9,525

Manufacturer:

SKF

Interchange:

CR CR 31139

Technical specification

Operating temperature min
-40 °C
Operating temperature max
100 °C
Permissible operating temperature, short periods max
120 °C
Pressure differential max
0,070 Mpa
Maximum shaft surface speed
18,000 m/s
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