Model: 2685139

Safety Relief Valve

Special Features:

Inlet/outlet connections are female tube. O-ring material made of buna n.

Properties:

Flow Control Device
O-ring, dilating
Maximum Operating Temp
250.0 degrees fahrenheit single response
Minimum Operating Temp
-40.0 degrees fahrenheit
Connection Style
G43 external seat for gasket seal (boss) all ends
Flange Shape
Round all ends
Connection Type
Threaded internal tube all ends
Power Drive Operating Pressure
10.0 pounds per square inch
Maximum Operating Pressure
2400.0 pounds per square inch single response
Seat Radius
0.25 inches
Material
Steel comp 303 body
NSN
4820-01-481-1330
Part Number
2685139
Description
Valve,safety Relief
CAGE
91816

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 2685139 NSN 4820-01-481-1330

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:
A
ESD:
A
MMAC:
CRITL:
X

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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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