Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 57521

57521

US stock number			57521
Design			CRWH1
Lip material			R

Dimensions

d₁	146.05	mm
D	177.8	mm
b	12.7	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.	2354	r/min
Shaft surface speed	max.	18	m/s

Model Number: 57521
Inner Diameter：146.05mm Outer Diameter：177.8mm Width：12.7mm
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：2026-06-24
Application:spreader series,extruder,agrochemical,Laser Cutting,Spectral Products,lifting chain,position switch,thin metal materials,marine test,Handling machinery and various industrial machinery,coal mill
Similar models:1575210 57521
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Model No. Inner Diameter Outer Diameter Width Type

635-RZ
BS2-2318-2RS5/VT143
PWM 95110100
RMS 14
WS 89313

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Hot number： 23022 CCK/W33 22308 EK 30311 417006 53315 + U 315 65 VS R AOH 3064 G BTM 100 BTN9/P4CDB FSAF 1613 x 2.1/8 T HK 4020.2RS NA 4908 RS NJ 1016 ECML NJ 2352 ECMA SHR 55 SNW 13x2.3/16

Model No.	Inner Diameter	Outer Diameter	Width	Type
635-RZ
BS2-2318-2RS5/VT143
PWM 95110100
RMS 14
WS 89313