Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 21121

21121

US stock number			21121
Design			HM14
Lip material			R

SKF Bore Tite Coating

Dimensions

d₁	53.975	mm
D	73.43	mm
b	6.35	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.	3538	r/min
Shaft surface speed	max.	10	m/s

Model Number: 21121
Inner Diameter：53.975mm Outer Diameter：73.43mm Width：6.35mm
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：2026-08-24
Application:car,position switch,electrocardiograph,CNC,turret industry,Hydraulic Equipment,Garment Accessories,Insect Count,standing experimental equipment,aerial work platform,medical equipment
Similar models:21121
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Model No. Inner Diameter Outer Diameter Width Type

D/W RW156 R-2ZS
NJ 2306 ECPH
SAFS 22520 TLC
SSAFS 22516 x 2.5/8
TUWK 1.15/16 LTHR

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Model No.	Inner Diameter	Outer Diameter	Width	Type
D/W RW156 R-2ZS
NJ 2306 ECPH
SAFS 22520 TLC
SSAFS 22516 x 2.5/8
TUWK 1.15/16 LTHR