Model: MIL-W-83420 TY1COMPB

Fire Check Valve

Special Features:

Valve, fill port check

Properties:

NSN
4820-01-582-6722
Part Number
MIL-W-83420 TY1COMPB
Description
Valve,fire Check
CAGE
81349

A valve which works on a thermostatic principle to stop and extinguish backfire in gas-air pipelines by utilizing the heat generated by the fire to actuate the mechanism which closes the valve. It also contains a swing check on the inlet connection which closes immediately upon shock caused by backfire, shutting off the gas-air mixture. It is designed for installation in a pipeline to feed gas-air mixtures to burners and the like.

Part MIL-W-83420 TY1COMPB NSN 4820-01-582-6722

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16997
FIIG:
A07100
Concept No.:
1
App. Key:
AH
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8481809050
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi

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