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SKF 4939 Radial shaft seals

4939

US stock number			4939
Design			CRWA1
Lip material			R

Dimensions

d₁	12.7	mm
D	22.23	mm
b	7.95	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.	27069	r/min
Shaft surface speed	max.	18	m/s

Model Number:4939(4939)
Inner Diameter d:12.7mm Outer Diameter D:22.23mm Width b:7.95mm
（unit:mm）
Type:Radial shaft seals
Update date:2025-12-15
Application:machine tool spindle,Broadcasting System,economic mold,Pest Monitoring,test strip,vertical processing,suction nozzle,teaching equipment,Machine tool accessories,surgical instruments,Film machine
Similar models:SKF 14939(14939) SKF 4939(4939)
Tianjin FLD Technical Co.,Ltd. specialize in 4939 products，there is large inventory of SKF 4939 Radial shaft seals for general industrial applications. We has been built up long-term cooperation with SKF company, could make a bulk order of the 4939 Which SKF 4939 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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