Instruction Manual
D102175X012
EZ-C, ET-C, and EWT-C Valves
July 2017
17
Figure 7. Extension Bonnet Assembly
44B8565‐A
NOTE:
KEY 6 CONTAINS SEVERAL PARTS; REFER TO FIGURES 2, 3, AND 4 FOR PACKING ARRANGEMENTS.
1
Keys 6* and 7* Packing Box Parts
DESCRIPTION
KEY
NO.
STEM DIAMETER, mm (INCHES)
9.5 (3/8) 12.7 (1/2) 19.1 (3/4) 25.4 (1)
PTFE
V‐Ring
Packing
Packing Set, PTFE (1 req'd for single, 2 req'd for
double)
(1)
6 1R290001012 1R290201012 1R290401012 1R290601012
Graphite
Ribbon/F
ilament
Packing
Graphite Ribbon Ring (2 req'd) 7 1V3160X0022 1V3802X0022 1V2396X0022 1U6768X0022
Graphite Filament Ring 7 1F3370X0322 1E3190X0222 1E3191X0282 1D7518X0132
Quantity Required ‐ ‐ ‐ 2 2 3 3
1.Key 6 for double construction contains one extra packing ring for the 9.5 mm (3/8 inch) stem, and one extra lower wiper for all sizes. Discard upon assembly.
*Recommended spare parts
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