NSN

4820-01-261-5644

Valve,Safety Relief

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$155.85

per EA

3 parts / 3 mfrs

Part Numbers for NSN 4820-01-261-56443 records
Part NumberCAGEManufacturerRNCCRNVC
325554610001Navair and Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier72
3255546-153711Naval Sea Systems CommandC1
D559B-4M-4091816Circor Aerospace, Inc. Dba Circor Aerospace Inc32
Manufacturers (3)

Navair and Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier

CAGE 10001
View NSNs

Naval Sea Systems Command

CAGE 53711
View NSNs

Circor Aerospace, Inc. Dba Circor Aerospace Inc

CAGE 91816
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$155.85EA0
01-OCT-2025$155.85EA0
Identification Data

DEMIL

Q

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJFTHREAD DIRECTIONRIGHT-HAND FIRST END
ADQUFLOW CONTROL DEVICEPOPPET
AEHZMAXIMUM OPERATING TEMP-40.0 FAHRENHEIT FIRST RESPONSE
AEHZMAXIMUM OPERATING TEMP250.0 FAHRENHEIT SECOND RESPONSE
AHNCCONNECTION STYLEPLAIN (PIPE) FIRST END
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CQCYADJUSTABLE PRESSURE RANGE+0.0 TO 200.0 POUNDS PER SQUARE INCH
CQJXNOMINAL THREAD SIZE0.500 INCHES FIRST END
CQQFOPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CSDCOPENING PRESSURE SETTING40.0 POUNDS PER SQUARE INCH
MATTMATERIALCOPPER ALLOY BODY
MATTMATERIALRUBBER PACKING
MEDAMEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS THIRD RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDREFRIGERANT 12 FOURTH RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDHYDROGEN FIFTH RESPONSE
STYLSTYLE DESIGNATORSTRAIGHT THRU
THSDTHREAD SERIES DESIGNATORNPT FIRST END
TMQYFURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP

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About NSN 4820-01-261-5644

NSN 4820-01-261-5644 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 3 part numbers associated with this NSN from 3 manufacturers.

The current government unit price for NSN 4820-01-261-5644 is $155.85. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-261-5644, 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.