Data Sheet

ENVIRO-SEAL Bellows Seal
D101641X012
Product Bulletin
59.1:070
December 2012
8
Table 10. Construction Materials
PART easy-e VALVES
Bonnet
WCC steel or
CF3M (316L stainless steel)
Bellows Seal
Assembly (Bellows / Other Wetted Parts)
N06625 / S31603 (316L stainless steel) or
N06022 / N06022
Upper Bushing
S31600 (316 stainless steel),
R30006,
Chrome-coated S31600,
PTFE-lined S31600, or
N10276/PTFE-glass
Bonnet Gaskets Graphite laminate/stainless steel
Packing
PTFE V-ring, PTFE/composition, graphite ribbon/filament,
or PTFE or ENVIRO-SEAL Graphite ULF packing system
Packing Box Ring
and Lantern Ring
S31600 (316 stainless steel) or N10276
Packing Flange, Studs, and Nuts Steel, 316 stainless steel, or N10276
Valve Components See valve bulletin
Table 11. Applicable Yoke Boss and Stem Dia meters
VALVE SIZE,
NPS
easy-e VALVES
Yoke Boss
Diameter
Stem Thread
Diameter
(1)
Valve Stem
Diameter
(2)
mm Inch mm Inch mm Inch
1/2, 3/4, 1, & 1-1/2 54 2-1/8 9.5 3/8 12.7 1/2
2 71 2-13/16 12.7 1/2 12.7 1/2
3&4 71 2-13/16 12.7 1/2 25.4 1
1. This is the diameter at the actuator stem connector.
2. This is the diameter where the stem passes through the packing.
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Sorocaba, 18087 Brazil
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