Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 31139

31139

US stock number			31139
Design			CRWA1
Lip material			R

Dimensions

d₁	79.375	mm
D	101.68	mm
b	9.53	mm

Application and operating conditions

Pressure differential	max.	0.07	MPa
Operating temperature	min.	-40	°C
Operating temperature	max.	100	°C
Operating temperature, short period	max.	120	°C
Rotational speed	max.	4331	r/min
Shaft surface speed	max.	18	m/s

Model Number: 31139
Inner Diameter：79.375mm Outer Diameter：101.68mm Width：9.53mm
Reference speed:- Limiting speed:-
Type：Seals Industrial seals Power transmission seals Radial shaft seals for general industrial applications
Details： Radial shaft seals for general industrial applications
Update date：2026-04-17
Application:Leather Products,supporting facilities,dynamic blood pressure,defogging and degreasing,hydraulic pressure gauge,medical equipment,laser devices,Automation,Display Devices,dye pigments,Medical equipment
Similar models:31139
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PBM 051006 M1	5	10	6	Bearings, units and housings
QJ 1060 N2MA	300	460	74	Bearings, units and housings
S7016 ACD/HCP4A	80	125	22	Bearings, units and housings
SNW 3034x5.7/8	149.225	200.152	101.8286	Bearings, units and housings
W 634-2Z	4	16	5	Bearings, units and housings

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