CV500 Valve
Instruction Manual
Form 5302
July 2006
10
Figure 6. Packing Arrangements
C0587-4 / IL
BRAIDED PTFE COMPOSITION & GRAPHITE RIBBON
DOUBLE PACKING ARRANGEMENTS
PTFE/V-RING DOUBLE PACKING ARRANGEMENTS
SINGLE PACKING ARRANGEMENTS
LEAKOFF ARRANGEMENT
DOUBLE PACKING
ARRANGEMENT
PRESSURE SERVICE
VACUUM SERVICE
PRESSURE-VACUUM SERVICE
FOR PURGED BEARING
CONSTRUCTION
FOR PURGED BEARING
CONSTRUCTION
GRAPHITE RIBBON OR
PTFE-COMPOSITION PACKING
PTFE V-RING
NOTES:
INCLUDES ZINC WASHERS (KEY 28) FOR GRAPHITE
RIBBON PACKING ONLY
INCLUDED IN PTFE/V-RING PACKING SET (KEY 13).
FOR ONLY PTFE/BOUND-COMPOSITION PACKING,
TOP RING IS CONDUCTIVE GRAPHITE FILAMENT RING.
1
2
3