Wafer Pattern Silent Check Valve - Cast Iron
Silent Check Valves
125WCSI Series - PRODUCT DATA BULLETIN
125WCSI Series - INSTALLATION, OPERATION AND MAINTENANCE MANUAL
Series '125WCSI'
Available in sizes 2" to 24" with a body designed to fit between ANSI 125# and 250# flanges for maximum operating pressures as follows:
PMO: (Maximum Operating Pressure)
2" to 6" 400 psi @ 150 deg. F
250 psi @ 400 deg. F.
8" to 12" 200 psi @ 150 deg. F.
150 psi @ 400 deg. F.
Materials of Construction:
- Body: Cast Iron
- Plug: Bronze or 316 Stainless Steel
- Seat: Bronze or 316 Stainless Steel (Optional soft seat available upon request)
- Spring: 316 Stainless Steel
- These valves are designed for horizontal and vertical flows.
- The conical spring design allows the plug greater travel, resulting in better flow characteristics than valves of conventional design.
- These valves can be machined to accept an optional soft seat (usually Buna-N) for bubble tight shut-off.
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Item Number |
Size |
A |
B |
C |
End Connection |
Seat Material |
---|---|---|---|---|---|---|
125WCSIBM-2 | Size N/A 50 mm2 in | A N/A 67 mm2 5/8 in | B N/A 108 mm4 1/4 in | C N/A 51 mm2 in | End Connection N/A Wafer type | Seat Material N/A Metal-Bronze |
125WCSISM-2 | Size N/A 50 mm2 in | A N/A 67 mm2 5/8 in | B N/A 108 mm4 1/4 in | C N/A 51 mm2 in | End Connection N/A Wafer type | Seat Material N/A Metal-Stainless Steel |
125WCSIBR-2 | Size N/A 50 mm2 in | A N/A 67 mm2 5/8 in | B N/A 108 mm4 1/4 in | C N/A 51 mm2 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Buna-N |
125WCSIER-2 | Size N/A 50 mm2 in | A N/A 67 mm2 5/8 in | B N/A 108 mm4 1/4 in | C N/A 51 mm2 in | End Connection N/A Wafer type | Seat Material N/A Resilient-EPDM |
125WCSIVR-2 | Size N/A 50 mm2 in | A N/A 67 mm2 5/8 in | B N/A 108 mm4 1/4 in | C N/A 51 mm2 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Viton |
125WCSIVR-2 1/2 | Size N/A 65 mm2 1/2 in | A N/A 73 mm2 7/8 in | B N/A 127 mm5 in | C N/A 70 mm2 3/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Viton |
125WCSIER-2 1/2 | Size N/A 65 mm2 1/2 in | A N/A 73 mm2 7/8 in | B N/A 127 mm5 in | C N/A 70 mm2 3/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-EPDM |
125WCSIBR-2 1/2 | Size N/A 65 mm2 1/2 in | A N/A 73 mm2 7/8 in | B N/A 127 mm5 in | C N/A 70 mm2 3/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Buna-N |
125WCSISM-2 1/2 | Size N/A 65 mm2 1/2 in | A N/A 73 mm2 7/8 in | B N/A 127 mm5 in | C N/A 70 mm2 3/4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Stainless Steel |
125WCSIBM-2 1/2 | Size N/A 65 mm2 1/2 in | A N/A 73 mm2 7/8 in | B N/A 127 mm5 in | C N/A 70 mm2 3/4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Bronze |
125WCSIBM-3 | Size N/A 80 mm3 in | A N/A 80 mm3 1/8 in | B N/A 146 mm5 3/4 in | C N/A 83 mm3 1/4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Bronze |
125WCSISM-3 | Size N/A 80 mm3 in | A N/A 80 mm3 1/8 in | B N/A 146 mm5 3/4 in | C N/A 83 mm3 1/4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Stainless Steel |
125WCSIBR-3 | Size N/A 80 mm3 in | A N/A 80 mm3 1/8 in | B N/A 146 mm5 3/4 in | C N/A 83 mm3 1/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Buna-N |
125WCSIER-3 | Size N/A 80 mm3 in | A N/A 80 mm3 1/8 in | B N/A 146 mm5 3/4 in | C N/A 83 mm3 1/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-EPDM |
125WCSIVR-3 | Size N/A 80 mm3 in | A N/A 80 mm3 1/8 in | B N/A 146 mm5 3/4 in | C N/A 83 mm3 1/4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Viton |
125WCSIVR-4 | Size N/A 100 mm4 in | A N/A 102 mm4 in | B N/A 178 mm7 in | C N/A 102 mm4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Viton |
125WCSIER-4 | Size N/A 100 mm4 in | A N/A 102 mm4 in | B N/A 178 mm7 in | C N/A 102 mm4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-EPDM |
125WCSIBR-4 | Size N/A 100 mm4 in | A N/A 102 mm4 in | B N/A 178 mm7 in | C N/A 102 mm4 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Buna-N |
125WCSISM-4 | Size N/A 100 mm4 in | A N/A 102 mm4 in | B N/A 178 mm7 in | C N/A 102 mm4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Stainless Steel |
125WCSIBM-4 | Size N/A 100 mm4 in | A N/A 102 mm4 in | B N/A 178 mm7 in | C N/A 102 mm4 in | End Connection N/A Wafer type | Seat Material N/A Metal-Bronze |
125WCSIBM-5 | Size N/A 125 mm5 in | A N/A 121 mm4 3/4 in | B N/A 213 mm8 3/8 in | C N/A 127 mm5 in | End Connection N/A Wafer type | Seat Material N/A Metal-Bronze |
125WCSISM-5 | Size N/A 125 mm5 in | A N/A 121 mm4 3/4 in | B N/A 213 mm8 3/8 in | C N/A 127 mm5 in | End Connection N/A Wafer type | Seat Material N/A Metal-Stainless Steel |
125WCSIBR-5 | Size N/A 125 mm5 in | A N/A 121 mm4 3/4 in | B N/A 213 mm8 3/8 in | C N/A 127 mm5 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Buna-N |
125WCSIER-5 | Size N/A 125 mm5 in | A N/A 121 mm4 3/4 in | B N/A 213 mm8 3/8 in | C N/A 127 mm5 in | End Connection N/A Wafer type | Seat Material N/A Resilient-EPDM |
125WCSIVR-5 | Size N/A 125 mm5 in | A N/A 121 mm4 3/4 in | B N/A 213 mm8 3/8 in | C N/A 127 mm5 in | End Connection N/A Wafer type | Seat Material N/A Resilient-Viton |
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