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Safety Relief Valve NSN 4820-01-127-1592

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 4820-01-127-1592 NSN: 4820-01-127-1592

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Valve Operation Method
Automatic
Connection Type
Flange all ends
Valve Size
0.500 inches
Adjustable Pressure Range
+5.0/+150.0 pounds per square inch
Maximum Operating Pressure
150.0 pounds per square inch single response
First Connection Face To Centerline Distance
3.000 inches
Second Connection Face To Centerline Distance
3.000 inches
Flange Face Design
Plain all ends
Material
Plastic polyamide flow control device and plastic polytetrafluoroethylene flow control device and plastic polytrifluoroethylene flow control device
Material Specification
Qq-n-281 federal specification single material response body
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
011271592
NSN
4820011271592

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8551-1741T25T29
Cage Code:
01343
Status:
A
MSDS:
Part Number:
E8551E41M
Cage Code:
15187
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 4820-01-127-1592
What are the manufacturers of nsn 4820011271592?
Does this nsn 4820011271592 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011271592
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 4820011271592 contain any precious metals?
No precious metal content.
Does nsn 4820011271592 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011271592?
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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