Model: 81-250-540

Oxygen System P Regulating Valve

Properties:

Body Material
Brass
Cubic Measure
0.23 cubic feet
End Application
Oxygen enriched air system (oeas)
Criticality Code Justification
Agav
NSN
4820-01-456-8399
Part Number
81-250-540
Description
Valve,regulating,oxygen System P
CAGE
96355

A valve used to automatically maintain within close limits a predetermined pressure within an oxygen system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is bypassed to the accumulator or reservoir in lieu of passing through the entire system. It is specifically designed and/or cleaned for oxygen systems. Excludes valve, regulating, system pressure; valve regulating, fluid pressure and valve, calibrated flow.

Part 81-250-540 NSN 4820-01-456-8399

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
37940
FIIG:
A21100
Concept No.:
1
App. Key:
D
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:
Y

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
576
TCC:
3
SHC:
9
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level

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