Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection Valves120U CAST IRON SWING CHECK VALVE
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| MATERIAL SPECIFICATIONS | |||
| NO. 001 003 014 |
PART Body Disc Cover |
MATERIAL Cast Iron Cast Iron Cast Iron |
ASTM DESIGNATION A 126 Class B A 126 Class B A 126 Class B |
| 023 024 061 |
Arm Seat Holder Body Seat Ring |
Cast Iron Bronze Bronze |
A 126 Class B B 62 B 62 |
| 062 077 078 |
Disc Seat Ring Arm Bushing Arm Disc Bushing |
Rubber (BUNA-N) Bronze Bronze |
D2000 AA 7014 B 62 B 62 |
| 079 159 166 |
Body Bushing Hinge Pin Plug (A) |
Bronze Stainless Steel Brass |
B 62 A 276 Type 304 B 36 |
| 167 188 195 |
Roll Pin Disc Seat Bolt Cover Stud & Nut |
Stainless Steel Stainless Steel Steel |
A 276 Type 304 A 276 Type 304 A 307 Grade B |
| 262 281 287 |
Disc Stud Disc Nut Spacer |
Brass Brass Bronze |
B 36 B 36 B 62 |
| 291 324 |
Washer Cover Gasket |
Brass Rubber (BUNA-N) |
B 36 D2000 AA 7014 |
| 329 408 |
O-Ring Plug (B) |
Rubber (BUNA-N) Malleable Iron |
D2000 AA 7014 D2000 AA 7014 |
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| DIMENSIONS & WEIGHTS | ||||||||||
| ANSI B16.1 | ||||||||||
| SIZE INCH |
L | CL. 125 OD |
OC | Oh | n | T | H | H1 | OS | WT. LBS. |
| 2-1/2" | 8.50 | 7.00 | 5.50 | .75 | 4 | .69 | 6.58 | 3.51 | .37 | 44 |
| 3" | 9.50 | 7.50 | 6.00 | .75 | 4 | .75 | 7.49 | 3.76 | .37 | 51 |
| 4" | 11.50 | 9.00 | 7.50 | .75 | 8 | .94 | 8.31 | 4.51 | .37 | 80 |
| 6" | 14.00 | 11.00 | 9.50 | .87 | 8 | 1.00 | 10.60 | 5.50 | .63 | 152 |
| 8" | 19.50 | 13.50 | 11.80 | .87 | 8 | 1.13 | 12.21 | 6.76 | .75 | 313 |
| 10" | 24.50 | 16.00 | 14.25 | 1.00 | 12 | 1.19 | 13.87 | 8.00 | .87 | 462 |
| 12" | 27.50 | 19.00 | 17.00 | 1.00 | 12 | 1.25 | 16.27 | 9.52 | .87 | 660 |
