NSN

4820-01-181-8657

Seat,Valve

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$903.96

per EA

4 parts / 2 mfrs

Part Numbers for NSN 4820-01-181-86574 records
Part NumberCAGEManufacturerRNCCRNVC
6553-25543689Huntington Ingalls Inc Div Newport News ShipbuildingD9
6553-255 PIECE 943689Huntington Ingalls Inc Div Newport News Shipbuilding52
208-432530380064Naval Ship Systems CommandD9
208-4325303 PIECE 980064Naval Ship Systems Command32
Manufacturers (2)

Huntington Ingalls Inc Div Newport News Shipbuilding

CAGE 43689
View NSNs

Naval Ship Systems Command

CAGE 80064
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$903.96EA0
01-OCT-2025$903.96EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
AAJDTHREAD CLASS2A SINGLE THREADED PORTION
AASATHREAD LENGTH0.500 INCHES NOMINAL SINGLE THREADED PORTION
ABKWOVERALL HEIGHT0.634 INCHES NOMINAL
ADASBODY INSIDE DIAMETER4.250 INCHES NOMINAL
CMLPTHREAD QUANTITY PER INCH12 SINGLE THREADED PORTION
CQJXNOMINAL THREAD SIZE5.375 INCHES SINGLE THREADED PORTION
CQKMSEATING SURFACE SHAPEFLAT
FEATSPECIAL FEATURESW/2 STD WRENCH NOTCHES ON THE ID
MATTMATERIALNICKEL ALLOY OVERALL
STYLSTYLE DESIGNATORPLAIN THREADED
THSDTHREAD SERIES DESIGNATORUN SINGLE THREADED PORTION

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Quick Reference

NSN4820-01-181-8657
NIIN011818657
FSC4820
PRICE$903.96
DEMILA
PARTS4
MFRS2

About NSN 4820-01-181-8657

NSN 4820-01-181-8657 is a National Stock Number assigned to Seat,Valve. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 4 part numbers associated with this NSN from 2 manufacturers.

The current government unit price for NSN 4820-01-181-8657 is $903.96. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-181-8657, 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.