10 IOM-A-ACV-972-20_672-20 2115
EDP# 1917112
© 2021 Watts
IOM-A-ACV-972-20_672-20 2115
EDP# 1917112
© 2021 Watts 11
Optional
Xylan
Coating
17A
6
1
2
3
4
5
7
8
9
11
12
13
14
15
16
17
18
10
Item
Description
Material
1
Pipe Plug
Lead Free Brass
2
Cover
ASTM A536 65-45-12 Epoxy Coated Ductile Iron
3
Cover Bearing
ASTM A276 304 Stainless Steel
4
Stud with Cover Nut and Washer
ASTM A570 Gr.33 Zinc Plated Steel
5
Body
ASTM A536 65-45-12 Epoxy Coated Ductile Iron
6
Spring
ASTM A276 302 Stainless Steel
7
Stem Nut
ASTM A276 304 Stainless Steel
8
Lock Washer
ASTM A276 304 Stainless Steel
9
Stem Washer
ASTM A276 304 Stainless Steel
10
Diaphragm Washer
ASTM A536 65-45-12 Epoxy Coated Ductile Iron
11
Diaphragm*
Buna-N (Nitrile)
12
Disc Retainer
ASTM A536 65-45-12 Epoxy Coated Ductile Iron
13
Seat Disc*
Buna-N (Nitrile)
14
Spacer Washer* x5
NY300 Fiber*
15
Disc Guide
ASTM A743 CF8M (316) Stainless Steel
16
Shaft
ASTM A276 304 Stainless Steel
17
Seat Ring**
ASTM A743 CF8M (316) Stainless Steel
17A
Seat Screw** (8" and Larger)
ASTM A276 304 Stainless Steel
18
Seat Gasket*
Buna-N (Nitrile)
* Contained in Main Valve Repair Kit
**Note: 6 inch and Smaller Valves, Seat Ring is threaded
Installation: If unit is installed in any orientation other than
horizontal (cover up) OR extreme space constraints exist,
consult customer service prior to or at the time of order.
NOTICE
ACV Assembly Diagram – Series 972GD-20