Appendix E—Part Details for the PT/PTH30 Air Operated Valve (AOV)
5566-XA Air Operated Valve (AOV) Assembly
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19
6
1
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5
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No. Part Number Description Qty.
1 5501 Hex head bolt 3/8-16x2.75 SW 4
27206-037A Lockwasher 4
35457 AOV cap 1
45570-X
AOV adjustment stem retaining
ring
1
1
5 5570-X Hex nut (locknut)
1
3
6 5570-X AOV adjustment stem
1
1
75459
AOV low pressure adjustment
stem
1
82-217A O-ring 1
9 5566 AOV housing 1
10 5570-X Lockwasher 0.3125 in.
1
1
11 5570 -X AOV disc
1
2
12 5570-X AOV diaphragm
1
2
13 5568 AOV intermediate plate 1
14 5576 AOV diaphragm cover plate 1
15 5570-X Diaphragm valve disc
1
1
16 5578 AOV gasket 1
17 5460 #10-24 x 1 flat head cap screw 2
18 5579 Spring 1
19 7012-006SF019E
Pan HD phillip 6-32 x 3/16 in.
type F plated
2
20 4626 Bypass/AOV tag 1
21 2854 Pipe plug 1
1
Not sold separately. Only available with 5570-X air operated valve (AOV)
diaphragm assembly.
30
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