Seals
CR 500x550x20 HDS7 D CR Radial shaft seals

TYPE: Seals for heavy industrial applications, Metal case, Springless sealing lip, Type HDS7, material X-NBR (SKF)

Metric Imperial Dimensions, mmin d1 500,000 20,408 d 500,000 20,408 D 550,000 22,449 B 20,000 0,816 Type of construction HDS7 Material D Manufacturer: CR Interchange: SKF 500x550x20 HDS7 D

Technical specification

Operating temperature min	-55 °C -67 °F
Operating temperature max	105 °C 221 °F
Permissible operating temperature, short periods max	125 °C 257 °F
Pressure differential max	0,100 Mpa 14,504 psi
Maximum shaft surface speed	25,000 m/s 4921,260 ft/min

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