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Safety Relief Valve NSN 4820-01-007-0541

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 4820-01-007-0541 NSN: 4820-01-007-0541

Features and Characteristics

Thread Class
2a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Piston
Disk Loading Method
Spring
Connection Style
G50 external seat for gasket seal (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external boss 1st end
Mounting Facility
Bulkhead
Adjustable Pressure Range
+150.0/+1250.0 pounds per square inch
Thread Size
0.750 inches 1st end
Material
Steel seat
Surface Treatment
Paint
Style Designator
Err-090
Thread Series Designator
Unf 1st end
FSC
4820 Nonpowered Valves
NIIN
010070541
NSN
4820010070541

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1350-3
Cage Code:
10129
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 4820-01-007-0541
What are the manufacturers of nsn 4820010070541?
Does this nsn 4820010070541 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010070541
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 4820010070541 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010070541 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010070541?
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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