Flowserve WPG IDP - Manual (Page 24)

WPG and WPH USER INSTRUCTIONS ENGLISH 26999969 10-12
Page 24 of 40
flowserve.com
6.10 Sealing arrangements
This section shows details of the seal arrangements.
Contact your nearest Flowserve sales office or service
centre if you require further information or are unsure
of the specific arrangement supplied.
6.10.1 Single seal types
6.10.1.1 Single seal with simple seal cover
6.10.1.2 Single seal arranged for recirculation
back to inlet
6.10.1.3 Single seal with external PTFE neck bush
6.10.1.4 Single seal with external lip seal
VIEW SHOWING PINNED SEAT
6.10.2 Double seal types
6.10.2.1 Double back-to-back seal
Note:
1. Seal seat seating ring not fitted to Ø70 units.
2. When pinned seat used, pin is located axially.
6.10.3 External seals