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Safety Relief Valve NSN 4820-01-143-2860

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 4820-01-143-2860 NSN: 4820-01-143-2860

Features and Characteristics

Flow Control Device
Disk
Disk Loading Method
Spring
End Application
Air compressors, high pressure
Connection Style
Streamlined with two brazing rings (tube) err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Adjustable Pressure Range
+460.0/+550.0 pounds per square inch
Maximum Operating Pressure
3000.0 pounds per square inch single response
Outside Diameter Tube Accommodated
0.750 inches 1st end
Material
Stainless steel stem
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
011432860
NSN
4820011432860

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D49-30UU-01 1/2 IN
Cage Code:
5P967
Status:
A
MSDS:
Part Number:
9523 W/VITON PKG 460T550PSI
Cage Code:
01343
Status:
A
MSDS:
Part Number:
189CS167X9523W/VIT 460T550PSI
Cage Code:
01343
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 4820-01-143-2860
What are the manufacturers of nsn 4820011432860?
Does this nsn 4820011432860 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011432860
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 4820011432860 contain any precious metals?
No precious metal content.
Does nsn 4820011432860 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011432860?
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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