Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 7439

7439

US stock number			7439
Design			CRW1
Lip material			R

Dimensions

d₁	19.05	mm
D	31.75	mm
b	4.78	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.	18046	r/min
Shaft surface speed	max.	18	m/s

Model Number: 7439
Inner Diameter：19.05mm Outer Diameter：31.75mm Width：4.78mm
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：2026-06-25
Application:Optical detection,wall industry,food sterilization,DC generators,injection molding machine,mathematical instruments,nail products,Other Measurements,electronic components,ultra-quiet generators,stamping die
Similar models:7439
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Model No. Inner Diameter Outer Diameter Width Type

401402
470901
D/W R155 R
HK 5520
W 61912-2RS1

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Model No.	Inner Diameter	Outer Diameter	Width	Type
401402
470901
D/W R155 R
HK 5520
W 61912-2RS1