Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection ValvesVBFG300 Grooved Butterfly Valves
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| MATERIAL OF PRIMARY COMPONENTS Body: ASTM A-536 Nylon-11 Coated Disc: ASTM A-536 EPDM Encapsulated Upper & Lower Stems: AISI 420-SS Worm Gear Shaft: AISI 410-SS Housing: ASTM A-536 Hand Wheel: ASTM A-536 Flag Indictor: ASTM A-536 Shear Pin: ASTM A-510 Segment Gear: ASTM B-148 or B-584 Housing Gasket: EPDM Grade ""BR>O-Rings (All): EPDM Grade "" |
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| DIMENSION UNIT:IN(mm) | ||||||||
| SIZE | A | B | C | D | E | F | G | H |
| 2-1/2" | 4.13(105) | 3.30(85) | 3.80(96.4) | 2.87(73.0) | 5.31(135) | 5.04(128) | 5.04(128) | - |
| 3" | 4.41(112) | 3.60(92) | 3.80(96.4) | 3.50(88.9) | 5.59(142) | 5.04(128) | 5.04(128) | - |
| 4" | 5.71(145) | 4.30(108) | 4.54(115.4) | 4.50(114.3) | 6.89(175) | 5.04(128) | 5.04(128) | - |
| 6" | 7.05(179) | 5.71(145) | 5.21(132.4) | 6.63(168.3) | 8.23(209) | 8.66(220) | 8.66(220) | 0.28(7.10) |
| 8" | 8.03(204) | 6.70(170) | 5.80(147.4) | 8.63(219.1) | 9.21(234) | 8.66(220) | 8.66(220) | 0.95(24.2) |
