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Safety Relief Valve NSN 4820-01-479-5344

Item Description

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.

NSN 4820-01-479-5344 NSN: 4820-01-479-5344

Features and Characteristics

Disk Loading Method
Spring
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe 2nd end
Adjustable Pressure Range
+45.0/+75.0 pounds per square inch
Maximum Operating Pressure
400.0 pounds per square inch single response
Part Name Assigned By Controlling Agency
Valve model mil-v-22549 gas service without lever
Special Features
Silver-brazed union end connections iaw navs 1385946 (1, 500 lbs); inlet size 0.500 inch and outlet size 0.750 inch; spring material corrosion-resisting steel; nitrogen systems application
Material
Stainless steel stem
Reference Number Differentiating Characteristics
Furnished with double o-ring seal instead of a stuffing box
FSC
4820 Nonpowered Valves
NIIN
014795344
NSN
4820014795344

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CD1234-946-1/BESBB05SCD
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
BESBB05SCD/CD12
Cage Code:
65079
Status:
A
MSDS:
Part Number:
BESBB05SCD
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
CD1234-946-1
Cage Code:
65079
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-479-5344
What are the manufacturers of nsn 4820014795344?
Does this nsn 4820014795344 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014795344
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.
Does nsn 4820014795344 contain any precious metals?
No precious metal content.
Does nsn 4820014795344 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014795344?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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