Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 7440

7440

US stock number			7440
Design			CRW1
Lip material			R

Dimensions

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

Model Number: 7440
Inner Diameter：19.05mm Outer Diameter：31.75mm 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：2026-06-24
Application:Sensors,thin metal materials,equipment,Processing machinery,wheel lathe,stamping die,Cylinder Micro,Spectrum Products,Spectrum Products,quality inspection equipment,food sterilization
Similar models:7440
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Model No. Inner Diameter Outer Diameter Width Type

470531
495 VRME R
FYT 1.15/16 TF/VA228
NCF 28/560 V
NKX 15

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Hot number： 280x325x24 HS5 R 30208 R 41125 400280 41185 51409 87783 BT2B 331836 BT2B 332505/HA2 FYTWK 1.1/4 AYTH K 30x37x18 KR 52 XB MB 20 NU 2064 ECMA SAF 23024 KAT x 4

Model No.	Inner Diameter	Outer Diameter	Width	Type
470531
495 VRME R
FYT 1.15/16 TF/VA228
NCF 28/560 V
NKX 15