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Safety Relief Valve NSN 4820-00-325-1040

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 4820-00-325-1040 NSN: 4820-00-325-1040

Features and Characteristics

Thread Class
2a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
160.0 degrees fahrenheit single response
Connection Style
Flareless (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.562 inches all ends
Seat Angle
24.0 degrees all ends
Special Features
Mounting position - horizontal or vertical
Material
Stainless steel seat or steel comp 316 seat
Media For Which Designed
Hydraulic fluid, petroleum base 1st response
Surface Treatment
Passivate
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
003251040
NSN
4820003251040

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
BACV10A506
Cage Code:
81205
Status:
A
MSDS:
Part Number:
K-1248-6-1
Cage Code:
83533
Status:
A
MSDS:
Part Number:
4C1160
Cage Code:
99240
Status:
A
MSDS:
Part Number:
1112-565276M1
Cage Code:
92003
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 4820-00-325-1040
What are the manufacturers of nsn 4820003251040?
Does this nsn 4820003251040 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003251040
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 4820003251040 contain any precious metals?
No precious metal content.
Does nsn 4820003251040 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003251040?
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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