Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Hose ValvesVBFG175 Grooved Butterfly Valves
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
Housing Gasket: EPDM Grade ""R>O-Rings (All): EPDM Grade ""P>
DIMENSION UNIT:IN(mm)
SIZE A B C D E F G H
2-1/2"P> 4.1(105) 3.3(85) 3.7(94.6) 2.9(73.0) 5.3(135) 5.3(135) 4.9(125) -
3"P> 4.4(112) 3.6(92) 3.8(96.4) 3.5(88.9) 5.6(142) 5.3(135) 4.9(125) -
4"P> 5.7(145) 4.3(108) 4.5(115.4) 4.5(116.2) 6.9(175) 5.3(135) 4.9(125) -
6"P> 7.1(180) 5.7(145) 5.3(133.4) 6.6(168.3) 8.3(210) 7.6(193) 8.9(225) 0.4(11.2)
8"P> 8.0(204) 6.7(170) 5.8(147.7) 8.6(219.1) 9.1(232) 7.6(193) 8.9(225) 0.9(24.0)

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