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System Pressure Regulating Valve NSN 4820-01-573-1193

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 4820-01-573-1193 NSN: 4820-01-573-1193

Features and Characteristics

End Application
Unloader vlv assembly
Criticality Code Justification
Zzzy
Special Features
Unloader valve, modified with 9/16-18 st in diaphragm body
Reference Number Differentiating Characteristics
Cleaning, packaging, and marking iaw mil-std-1330d
FSC
4820 Nonpowered Valves
NIIN
015731193
NSN
4820015731193

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
XM415-16-1
Cage Code:
28953
Status:
A
MSDS:
Part Number:
B9810 ITEM 9 OXYGEN CLEAN
Cage Code:
28953
Status:
A
MSDS:
Part Number:
B9810 REV D ITEM 9
Cage Code:
28953
Status:
A
MSDS:
Part Number:
B9810 ITEM 9 OXYGEN CLEANCP
Cage Code:
03950
Status:
A
MSDS:
Part Number:
B9810 REV D ITEM 9 CP
Cage Code:
03950
Status:
A
MSDS:
Part Number:
XM415-16-1 OXYGEN CLEAN CP
Cage Code:
03950
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 4820-01-573-1193
What are the manufacturers of nsn 4820015731193?
Does this nsn 4820015731193 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015731193
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 4820015731193 contain any precious metals?
No precious metal content.
Does nsn 4820015731193 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015731193?
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

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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