PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10303Disk,hand Valve

Northrop Grumman Systems Corporation Div Marine Systems · NSN 2825-00-390-1321 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-390-1321 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-390-1321. Primary manufacturer part number: 10303.
Features
  • Disk,hand Valve — FSC 2825
  • 50 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Div Marine Systems
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,hand Valve, cataloged under National Stock Number 2825-00-390-1321, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. This item has 50 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,hand Valve
FSC / FSG2825 — No Item Name Available (FSG 28)
ManufacturersWestinghouse Electric Corp (CAGE 79500); Northrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Westinghouse Electric Corp Sturtevant Div (CAGE 80231)
Technical Specifications
ParameterValue
NSN2825-00-390-1321
Primary Part Number10303
Item NameDisk,hand Valve
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-083-86301855574 INTERCHANGEABLE
Shielding Gasket,electronic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5970-00-141-4074 INTERCHANGEABLE
Insulator,disk
5998-00-224-254310304 INTERCHANGEABLE
Printed Wiring Board
L3harris Mas Inc Div L3harris Mas Inc.
5999-00-247-7527SC-B-69870 INTERCHANGEABLE
Contact,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-251-9881SC-C-69973 INTERCHANGEABLE
Cover,electrical Switch
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-266-269310303 INTERCHANGEABLE
Gasket
Mcculloch Corp
4820-00-276-9041 INTERCHANGEABLE
Cock,drain
5305-00-333-5046 INTERCHANGEABLE
Screw,machine
4320-00-336-5331SMS-SL4275-64 INTERCHANGEABLE
Sleeve,shaft,pump
Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc
1680-00-389-8298 INTERCHANGEABLE
Impeller,pump Motor Windshield W
Cross-Reference Index
Part NumberManufacturer
D15-679IPC564 Westinghouse Electric Corp (USA)
D15-793IPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-780IPC564 Westinghouse Electric Corp (USA)
D15-683BPC564 Westinghouse Electric Corp (USA)
D15-780IPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-683IPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-780HPC564 Westinghouse Electric Corp (USA)
D15-793BPC564 Westinghouse Electric Corp (USA)
10303 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-679BPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-679IPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-683LPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-470HPC564 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-470BPC564 Westinghouse Electric Corp (USA)
D15-793IPC564 Westinghouse Electric Corp (USA)
D15-470HPC564 Westinghouse Electric Corp (USA)
10303 Westinghouse Electric Corp (USA)
D15-793CPC564 Westinghouse Electric Corp (USA)
D15-679LPC564 Westinghouse Electric Corp (USA)
D15-470PC564 Westinghouse Electric Corp (USA)
Related Parts
5999-00-083-8630INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
1855574
5970-00-141-4074INTERCHANGEABLE
INSULATOR,DISK
5998-00-224-2543INTERCHANGEABLE
PRINTED WIRING BOARD
10304
5999-00-247-7527INTERCHANGEABLE
CONTACT,ELECTRICAL
SC-B-69870
5930-00-251-9881INTERCHANGEABLE
COVER,ELECTRICAL SWITCH
SC-C-69973
5330-00-266-2693INTERCHANGEABLE
GASKET
10303
4820-00-276-9041INTERCHANGEABLE
COCK,DRAIN
5305-00-333-5046INTERCHANGEABLE
SCREW,MACHINE
4320-00-336-5331INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
SMS-SL4275-64
1680-00-389-8298INTERCHANGEABLE
IMPELLER,PUMP MOTOR WINDSHIELD W
6145-00-444-3853INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
0N09571
5940-00-470-4475INTERCHANGEABLE
TERMINAL,FEEDTHRU
10-303-3-01

Frequently Asked Questions

What is NSN 2825-00-390-1321?

NSN 2825-00-390-1321 is a Disk,hand Valve, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 2825 (No Item Name Available). Status: active.

What are the part numbers for NSN 2825-00-390-1321?

NSN 2825-00-390-1321 has 50 cross-referenced part numbers: D15-679IPC564 (Westinghouse Electric Corp), D15-793IPC564 (Northrop Grumman Systems Corporation Div Marine Systems), D15-780IPC564 (Westinghouse Electric Corp), D15-683BPC564 (Westinghouse Electric Corp), D15-780IPC564 (Northrop Grumman Systems Corporation Div Marine Systems) and 45 more.

What NSN replaces 2825-00-390-1321?

There are 12 known substitutes for 2825-00-390-1321: 5999-00-083-8630, 5970-00-141-4074, 5998-00-224-2543 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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