Model: 8503972-1-2-3-4

Safety Relief Valve

Properties:

Flow Control Device
Disk
Disk Loading Method
Spring
Valve Discharge Flow Rate
833.0 cubic feet per minute
Connection Style
G60a plain (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Unthreaded external tube 1st end
Connection Type
Unthreaded internal tube 2nd end
Adjustable Pressure Range
+1031.0/+1210.0 pounds per square inch
Outside Diameter Tube Accommodated
0.375 inches 1st end
Outside Diameter Tube Accommodated
0.750 inches 2nd end
Material
Copper alloy body
Material
Steel comp 303 flow control device
Material
Steel comp 303 stem
NSN
4820-01-263-3047
Part Number
8503972-1-2-3-4
Description
Valve,safety Relief
CAGE
75954

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Part 8503972-1-2-3-4 NSN 4820-01-263-3047

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Safety or relief valves

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