FNW FNW7XX, Installation Instructions Manual, Page: 15 / 20

RESILIENT-SEATED CARTRIDGE STYLE
FNW7XX
BUTTERFLY VALVE
INSTALLATION INSTRUCTIONS
FNW.COM
We reserve the right to modify or improve the designs or
specifications of our products at any time without notice.
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1 4. PART INFORMATION
STC-SR & STL-SR PARTS LIST
Ref. no. Description Material Qty Remarks
1 Retaining Plate ASTM A283D-A36 Steel 1 Galvanized
2 Retaining Plate Screw ASTM A283D-A36 Steel
2 Galvanized, Size 2"–14"
3 Galvanized, Size 16"–24"
3 Ingress Stem Seal Same as Seat Material 1
4 Stem Bushing PTFE
2 1 Upper, 1 Lower, Size 2"–3", 14"–24"
4 2 Upper, 2 Lower, Size 4"–12"
4A Upper Hard Bushing ASTM B584 C83600 Bronze 2 Size 14"–24"
4B Lower Hard Bushing ASTM B584 C83600 Bronze 4 Size 14"–24"
5 Body
ASTM A126 Cast Iron
1
Wafer Type Size 2"–10"
ASTM A536 65-45-12 Ductile Iron Wafer Type Size 12" and UP, All Lug Type
6 Upper Stem
SUS 316 STAINLESS STEEL 1
SUS 416 STAINLESS STEEL
7 Seat EPDM, BUNA or VITON 1
8 Disc
ASTM A351 CF8M, STAINLESS STEEL 1
ASTM B148 C95500 1
9 Lower Stem
SUS 316 STAINLESS STEEL 1
SUS 416 STAINLESS STEEL 1
10 Plug ASTM A283D A36 STEEL 1 Size 2"–16"
11 Bottom Plate ASTM A283D A36 STEEL 1 Zinc-Plated, Size 18"–24"
12 Bottom Plate Screw ASTM A283D A36 STEEL 4 Zinc-Plated, Size 18"–24"
13 Lever Stop Plate ASTM A283D A36 STEEL 1 Nickel-Plated, Size 2"–12"
14 Lever ASTM A47 GR 32510 MALLEABLE IRON 1 Size 2"–12"
15 Lever Washer ASTM A283D A36 STEEL 1 Zinc-Plated, Size 2"–8"
16 Lever Bolt ASTM A283D A36 STEEL 1 Zinc-Plated, Size 2"–8"
17 Gear Housing ASTM A126 CAST IRON 1
18 Gear Input Shaft STEEL 1 Nickel-Plated
19 Hand Wheel ASTM A126 CAST IRON 1
20 Gear Mounting Bolt ASTM A283D A36 STEEL 4