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  Fire Safety Valve
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MATERIAL LIST

PART

SPECIFICATION
12

Mounting Screw

Steel
1

Body

Bronze ASTM B 584 Alloy C84400
13

Lock Washer

Steel
2

Ball

Chrome Plated Brass ASTM B 124 Alloy C37700
14

Handle Pin

Brass
3

Seat Ring
Carbon-filled TFE
15

(Dn25)Hand Wheel brass Tee Handle(1")

Steel/Plastisol coated(1 1/4" -2 1/2")
4

Thrust Washer

Reinforced TFE
16

Indicator Flag

Painted Steel
5

Stem

Bronze ASTM B 371 Alloy C69430
17

Body Gasket

Elastomer

6

Stem O-Ring

Nitrile
18

Lead Screw O-Ring

Nitrile
7

Rataning Washer

Brass
19

Thrust Washer

Anti-friction Polymer
8

Rataning Ring

Steel
20

Cover Gasket

Neoprene
9

Ground Wire Screw

Steel
21

Flag Seal O-Ring

Nitrile
10

Assy.505-8 Act

Brass
22

Tamper-Proof Screw

Stainless Steel
11

Body End

Bronze ASTM B 584 Alloy C84400
23

Pipe Plug(-4 units)

Stainless Steel(Not shown)
 
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ETW International