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SKF 21840 Radial shaft seals

21840

US stock number			21840
Design			CRWH1
Lip material			R

Dimensions

d₁	55.575	mm
D	82.58	mm
b	11.13	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.	6186	r/min
Shaft surface speed	max.	18	m/s

Model Number:21840(21840)
Inner Diameter d:55.5752mm Outer Diameter D:82.58mm Width b:11.13mm
（unit:mm）
Type:Radial shaft seals
Update date:2025-12-15
Application:gear type,Laser Devices,Pneumatic Actuator,stamping die and its equipment,fabric products,Dental Drill etc,light therapy instrument,other lathe,casting embedding,Solenoid Valves,wheel lathe
Similar models:SKF 21840(21840)
Tianjin FLD Technical Co.,Ltd. specialize in 21840 products，there is large inventory of SKF 21840 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 21840 Which SKF 21840 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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