NSN

4820-01-302-1887

Valve,Safety Relief

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$124.20

per EA

3 parts / 2 mfrs

Part Numbers for NSN 4820-01-302-18873 records
Part NumberCAGEManufacturerRNCCRNVC
555053153711Naval Sea Systems Command12
5550531-153711Naval Sea Systems Command52
559T-6M-9091816Circor Aerospace, Inc. Dba Circor Aerospace Inc32
Manufacturers (2)

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$124.20EA0
01-JAN-2026$124.20EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJFTHREAD DIRECTIONRIGHT-HAND ALL ENDS
ADQUFLOW CONTROL DEVICEPOPPET
AHNCCONNECTION STYLEPLAIN (PIPE) FIRST END
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CQJXNOMINAL THREAD SIZE0.750 INCHES ALL ENDS
CSDCOPENING PRESSURE SETTING90.0 POUNDS PER SQUARE INCH
MATTMATERIALSTEEL COMP 303 BODY
MATTMATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MEDAMEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS THIRD RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDHYDROGEN FIFTH RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDREFRIGERANT 12 FOURTH RESPONSE
MEDAMEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
STYLSTYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THSDTHREAD SERIES DESIGNATORNPT FIRST END

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Quick Reference

NSN4820-01-302-1887
NIIN013021887
FSC4820
PRICE$124.20
DEMILA
PARTS3
MFRS2

About NSN 4820-01-302-1887

NSN 4820-01-302-1887 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 2 manufacturers.

The current government unit price for NSN 4820-01-302-1887 is $124.20. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-302-1887, 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.