639.7X680.2X19.8 HSS4 R

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Seals for heavy industrial applications, Type – HSS4

technical information
Brand

SKF (Sweden)

Inner diameter d [mm]

639.7

Outer diameter D [mm]

680.2

Seals material

Nitrile rubber (NBR)

Operating temperature range

Temp: -40C to +120C

technical data sheets