NSN

4820-00-191-6881

Valve,Safety Relief

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$2,974.50

per EA

2 parts / 2 mfrs

Part Numbers for NSN 4820-00-191-68812 records
Part NumberCAGEManufacturerRNCCRNVC
C491-281755Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company72
P20-38391816Circor Aerospace, Inc. Dba Circor Aerospace Inc32
Manufacturers (2)

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company

CAGE 81755
View NSNs

Circor Aerospace, Inc. Dba Circor Aerospace Inc

CAGE 91816
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$2,974.50EA0
01-OCT-2025$2,974.50EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJDTHREAD CLASS3A FIRST END
AAJFTHREAD DIRECTIONRIGHT-HAND FIRST END
ADQUFLOW CONTROL DEVICEDISK
ADSYVALVE DISCHARGE FLOW RATE200.0 CUBIC FEET PER MINUTE
AEHZMAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE
AHNCCONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL BOSS FIRST END
CBBLFEATURES PROVIDEDVALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
CBBLFEATURES PROVIDEDVALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
CMLPTHREAD QUANTITY PER INCH12 FIRST END
CMLPTHREAD QUANTITY PER INCH12 FIRST END
CQCYADJUSTABLE PRESSURE RANGE+47.0 TO 53.0 POUNDS PER SQUARE INCH
CQCYADJUSTABLE PRESSURE RANGE+47.0 TO 53.0 POUNDS PER SQUARE INCH
CQJXNOMINAL THREAD SIZE1.312 INCHES FIRST END
CQJXNOMINAL THREAD SIZE1.312 INCHES FIRST END
CQQFOPERATING PRESSURE60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CQQFOPERATING PRESSURE60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CSDCOPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
CSDCOPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
CWFDNOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES FIRST END
CWFDNOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES FIRST END
MATTMATERIALALUMINUM ALLOY 2024 OVERALL
MATTMATERIALALUMINUM ALLOY 2024 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY2024 FED SPEC ALL MATERIAL RESPONSES OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY2024 FED SPEC ALL MATERIAL RESPONSES OVERALL
MEDAMEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
SFTTSURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
SFTTSURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
STYLSTYLE DESIGNATORSTRAIGHT THRU
STYLSTYLE DESIGNATORSTRAIGHT THRU
THSDTHREAD SERIES DESIGNATORUN FIRST END
THSDTHREAD SERIES DESIGNATORUN FIRST END

Need full procurement data, packaging, and standardization info?

View Complete NSN Data on NSN Lookup

Quick Reference

NSN4820-00-191-6881
NIIN001916881
FSC4820
PRICE$2,974.50
DEMILA
PARTS2
MFRS2

About NSN 4820-00-191-6881

NSN 4820-00-191-6881 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 2 manufacturers.

The current government unit price for NSN 4820-00-191-6881 is $2,974.50. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-00-191-6881, 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.