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

System Pressure Regulating Valve NSN 4820-01-554-2927

Item Description

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

NSN 4820-01-554-2927 NSN: 4820-01-554-2927

Features and Characteristics

Body Material
Steel, corrosion resisting
Stem Material
Steel, corrosion resisting
Seat Material
Steel, corrosion resisting
Packing Material
Rubber, buna-n and plastic, tetrafluoroethylene
Flow Control Device
Ball and piston, spring loaded
Flow Control Device Material
Steel, corrosion resisting
End Connection Quantity
3
Outlet Pressure Range
+100.0/+2000.0 pounds per square inch
Manual Control Method
Knob
Valve Stem Design
Single seat
Valve Loading Method
Spring
Tempurature Rating
180.0 degrees fahrenheit
Valve Size
3.030 inches
Part Name Assigned By Controlling Agency
Regulator unloader
Special Features
Flow range0.5 - 6.0 gpm; inlet port 3/8" nptm; outlet port 3/8" nptm; by-pass port 3/8" nptm; weight 13.6 oz.; provides system pressure setting and protection for single gu (non-weep) and single pump installation; pressure sensitive feature permits wide range of flows and immediate pressure when gun opens; adjustable cap permits easy adjustments of pressure
FSC
4820 Nonpowered Valves
NIIN
015542927
NSN
4820015542927

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7501
Cage Code:
32997
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481809015
  • NAICS: 332911
  • SITC: 74780
  • Description: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-554-2927
What are the manufacturers of nsn 4820015542927?
Does this nsn 4820015542927 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015542927
A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. the excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. it is designed primarily for use in refrigeration and air conditioning systems. excludes valve, regulating, fluid pressure and valve, calibrated flow.
Does nsn 4820015542927 contain any precious metals?
No precious metal content.
Does nsn 4820015542927 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015542927?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
35896
FIIG:
A21100
App. Key:
D
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