Seals
475x525x25 HS4 R SKF Radial shaft seals

TYPE: Seals for heavy industrial applications, All-rubber seals, With spring-loaded sealing slip, Type HS4, material NBR (SKF)

Metric Imperial Dimensions, mmin d1 475,000 19,388 d 475,000 19,388 D 525,000 21,429 B 25,000 1,020 Type of construction HS4 Material R Manufacturer: SKF Designation system - SKF

Technical specification

Operating temperature min	-40 °C -40 °F
Operating temperature max	120 °C 248 °F
Permissible operating temperature, short periods max	140 °C 284 °F
Pressure differential max	0,070 Mpa 10,153 psi
Maximum shaft surface speed	15,000 m/s 2952,756 ft/min

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