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Safety Relief Valve NSN 4820-01-627-6421

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 4820-01-627-6421 NSN: 4820-01-627-6421

Features and Characteristics

Offset Distance
3.660 inches
Flow Control Device
Ball
Valve Operation Method
Automatic
Thread Size
0.500 inches all ends
Opening Pressure Setting
2000.0 pounds per square inch
Part Name Assigned By Controlling Agency
Adjustable hydraulic relief valve-rl
Material
Steel body
Media For Which Designed
Liquid single response
Surface Treatment
Zinc
Style Designator
Caps w/offset
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
016276421
NSN
4820016276421

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
RL50-2000
Cage Code:
6TAK3
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 4820-01-627-6421
What are the manufacturers of nsn 4820016276421?
Does this nsn 4820016276421 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820016276421
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 4820016276421 contain any precious metals?
No precious metal content.
Does nsn 4820016276421 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820016276421?
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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