ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Safety Relief Valve NSN 4820-00-848-8476

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 4820-00-848-8476 NSN: 4820-00-848-8476

Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Connection Style
G42 flared (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Features Provided
Bonnet packing and pressure tight outlet side
Thready Qty Per Inch (tpi)
20 all ends
Thread Size
0.437 inches all ends
Seat Angle
37.0 degrees all ends
Opening Pressure Setting
90.0 pounds per square inch
Outside Diameter Tube Accommodated
0.250 inches all ends
Material
Aluminum alloy seat
Style Designator
Err-090
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
008488476
NSN
4820008488476

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
629XB3-4-11
Cage Code:
86768
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 4820-00-848-8476
What are the manufacturers of nsn 4820008488476?
Does this nsn 4820008488476 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008488476
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 4820008488476 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820008488476 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008488476?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo