Optional
Xylan
Coating
17A
6
1
2
3
4
5
7
8
9
11
12
13
14
15
16
17
18
10
ACV Assembly Diagram – Series 912GD
10 IOM-A-ACV-912_612 2115
EDP# 1917034
© 2021 Watts
IOM-A-ACV-912_612 2115
EDP# 1917034
© 2021 Watts 11
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