NSN

4820-01-511-3905

Disk,Valve

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$1,337.25

per EA

6 parts / 3 mfrs

Part Numbers for NSN 4820-01-511-39056 records
Part NumberCAGEManufacturerRNCCRNVC
25387143689Huntington Ingalls Inc Div Newport News ShipbuildingD9
253871 PC 543689Huntington Ingalls Inc Div Newport News Shipbuilding59
253871 PC 5 & PC 643689Huntington Ingalls Inc Div Newport News Shipbuilding52
217791753711Naval Sea Systems CommandD9
2177917-10-2553711Naval Sea Systems Command32
4354-W05F-18376364Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc52
Manufacturers (3)

Huntington Ingalls Inc Div Newport News Shipbuilding

CAGE 43689
View NSNs

Naval Sea Systems Command

CAGE 53711
View NSNs

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

CAGE 76364
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$1,337.25EA0
01-OCT-2025$1,337.25EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
ABNDTAPER LENGTH11.188 INCHES NOMINAL
ABQATAPER MINOR DIAMETER1.774 INCHES NOMINAL
ABQBTAPER MAJOR DIAMETER3.758 INCHES NOMINAL
BGSTPRESSURE RATING250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL
CRRBSEAT ANGLE5.0 DEGREES NOMINAL
FEATSPECIAL FEATURESMATERIAL SPEC IS ASTM A494 GRADE M30C. NEXT HIGHER ASSEMBLY: 4820-01-467-6910, 4820-01-541-5700, 4820-01-467-6910, 4820-01-474-1716, 10 INCH GATE VALVE IAW MIL-V-1189
MATTMATERIALNICKEL ALLOY
MEDAMEDIA FOR WHICH DESIGNEDGAS OR OIL OR WATER
STYLSTYLE DESIGNATORSOLID WEDGE
SUPPSUPPLEMENTARY FEATURESSUPPLIED WITH EXCESS MATERIAL ON THE SEATING SURFACE THAT MUST BE MACHINED OFF WHEN FITTING NEW SEAT AND WEDGE. REPLACES 4820-01-455-5005 DUE TO DESIGN CHANGE FOR A ONE-PIECE CAST WEDGE THAT REPLACES A TWO-PIECE, BRAZED WEDGE.

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About NSN 4820-01-511-3905

NSN 4820-01-511-3905 is a National Stock Number assigned to Disk,Valve. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 6 part numbers associated with this NSN from 3 manufacturers.

The current government unit price for NSN 4820-01-511-3905 is $1,337.25. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-01-511-3905, 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.