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

Safety Relief Valve NSN 4820-00-228-1689

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 4820-00-228-1689 NSN: 4820-00-228-1689

Features and Characteristics

Thread Class
3b all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
2.5 gallons per minute
Connection Style
Gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss all ends
Adjustable Pressure Range
+2300.0/+3850.0 pounds per square inch
Maximum Operating Pressure
3850.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Opening Pressure Setting
3750.0 pounds per square inch
Media For Which Designed
Hydraulic fluid, petroleum base single response
Style Designator
Straight through note: to be used for valve bodies of one section only.
Thread Series Designator
Unf all ends
FSC
4820 Nonpowered Valves
NIIN
002281689
NSN
4820002281689

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS28893-D4-3750
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MIL-V-8813
Cage Code:
81349
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 4820-00-228-1689
What are the manufacturers of nsn 4820002281689?
Does this nsn 4820002281689 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002281689
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 4820002281689 contain any precious metals?
No precious metal content.
Does nsn 4820002281689 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002281689?
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