Mechanical seal JOHN CRANE 502
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Description
Mechanical seal JOHN CRANE 502 - with elastomer bellows, one central spring, resistant to backlash and shaft runout, independent of the direction of rotation of the shaft.
The Type 502 seal is one of the most efficient and widely used bellows seals. They are used in a wide range of neutral and weak chemical environments. In particular, these are pumps: Wilo, Hydro-Vacuum S.A., Pompetravaini, KOLMEKS, etc.
Analogs: Vulcan 1724, Aesseal B07 / B092U / B092SSU / B07S / B092SLU / B07SL, Lidering LRB50, Us Seal L, BTS R-502B.
Complies with DIN 24960, ISO 3069 and BS.5257:1975.
Marking (example) 30 mm 502 BO AAS1S1 : 30 mm - shaft or sleeve diameter; 502 - type of seal; BO or BP - type of stationary ring; B, A, G - seal material of the movable part; B, A, G - seal material of the stationary part; R, S - material of the movable friction pair; 1- material of the metal parts; S, C - material of the stationary friction pair; 1- material of the metal parts.