NSN

4820-01-331-6590

Valve,Safety Relief

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$63.94

per EA

2 parts / 1 mfrs

Part Numbers for NSN 4820-01-331-65902 records
Part NumberCAGEManufacturerRNCCRNVC
5598-4M-4891816Circor Aerospace, Inc. Dba Circor Aerospace IncC1
559B-4M-4891816Circor Aerospace, Inc. Dba Circor Aerospace Inc32
Manufacturers (1)

Circor Aerospace, Inc. Dba Circor Aerospace Inc

CAGE 91816
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$63.94EA0
01-OCT-2025$63.94EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJFTHREAD DIRECTIONRIGHT-HAND ALL ENDS
ADQUFLOW CONTROL DEVICEPOPPET
AEHZMAXIMUM OPERATING TEMP-40.0 FAHRENHEIT FIRST RESPONSE
AEHZMAXIMUM OPERATING TEMP250.0 FAHRENHEIT SECOND RESPONSE
AHNCCONNECTION STYLEPLAIN (PIPE) ALL ENDS
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
CQJXNOMINAL THREAD SIZE0.500 INCHES ALL ENDS
CQQFOPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CSDCOPENING PRESSURE SETTING48.0 POUNDS PER SQUARE INCH
FEATSPECIAL FEATURESPOP-OFF TYPE
MATTMATERIALCOPPER ALLOY BODY
MEDAMEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS THIRD RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDREFRIGERANT 12 FOURTH RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDHYDROGEN FIFTH RESPONSE
STYLSTYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THSDTHREAD SERIES DESIGNATORNPT ALL ENDS

Need full procurement data, packaging, and standardization info?

View Complete NSN Data on NSN Lookup

Quick Reference

NSN4820-01-331-6590
NIIN013316590
FSC4820
PRICE$63.94
DEMILA
PARTS2
MFRS1

About NSN 4820-01-331-6590

NSN 4820-01-331-6590 is a National Stock Number assigned to Valve,Safety Relief. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 2 part numbers associated with this NSN from 1 manufacturer.

The current government unit price for NSN 4820-01-331-6590 is $63.94. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-331-6590, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.