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Safety Relief Valve NSN 4820-00-452-6143

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 4820-00-452-6143 NSN: 4820-00-452-6143

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
Inverted flare (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Thread Size
13.00 millimeters all ends
Thread Pitch In Millimeters
1.3 all ends
Seat Angle
30.0 degrees 1st end
Material
Steel
Style Designator
Straight through note: to be used for valve bodies of separable sections.
Thread Series Designator
Iso m all ends
FSC
4820 Nonpowered Valves
NIIN
004526143
NSN
4820004526143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
102552001
Cage Code:
K0654
Status:
A
MSDS:
Part Number:
1-02552-001
Cage Code:
K0654
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 4820-00-452-6143
What are the manufacturers of nsn 4820004526143?
Does this nsn 4820004526143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004526143
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 4820004526143 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004526143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004526143?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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