NSN

4820-01-491-6489

Retainer,Disk,Valve

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$649.83

per EA

4 parts / 2 mfrs

Part Numbers for NSN 4820-01-491-64894 records
Part NumberCAGEManufacturerRNCCRNVC
566-698543453711Naval Sea Systems CommandD9
566-6985434-1153711Naval Sea Systems Command52
H623-0507-1196169Electric Boat Corporation Div General Dynamics Electric Boat59
H6230507A-1196169Electric Boat Corporation Div General Dynamics Electric Boat32
Manufacturers (2)

Naval Sea Systems Command

CAGE 53711
View NSNs

Electric Boat Corporation Div General Dynamics Electric Boat

CAGE 96169
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$649.83EA0
01-OCT-2025$649.83EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
ABHEOUTSIDE DIAMETER1.125 INCHES NOMINAL
ABHPOVERALL LENGTH3.500 INCHES NOMINAL
AGAVEND ITEM IDENTIFICATIONLOS ANGELES CLASS SSN (688)
CQJXNOMINAL THREAD SIZE1.125 INCHES
CXBXVALVE SIZE FOR WHICH DESIGNED1.250 INCHES
CYDXVALVE DESIGN CONTROL ACTIVITY53711
FEATSPECIAL FEATURESFOLLOW UP MEC
MATTMATERIALNICKEL ALLOY

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Quick Reference

NSN4820-01-491-6489
NIIN014916489
FSC4820
PRICE$649.83
DEMILA
PARTS4
MFRS2

About NSN 4820-01-491-6489

NSN 4820-01-491-6489 is a National Stock Number assigned to Retainer,Disk,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 4820-01-491-6489 is $649.83. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-491-6489, 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.