PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D15-597BPC543Head,valve

Northrop Grumman Systems Corporation Div Marine Systems · NSN 2825-00-333-1258 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-333-1258 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-333-1258. Primary manufacturer part number: D15-597BPC543.
Features
  • Head,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 Head,valve, cataloged under National Stock Number 2825-00-333-1258, 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 4 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 NameHead,valve
FSC / FSG2825 — No Item Name Available (FSG 28)
ManufacturersWestinghouse Electric Corp Sturtevant Div (CAGE 80231); Northrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Westinghouse Electric Corp (CAGE 79500); Naval Ship Systems Command (CAGE 80064)
Technical Specifications
ParameterValue
NSN2825-00-333-1258
Primary Part NumberD15-597BPC543
Item NameHead,valve
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
7025-00-018-0346 INTERCHANGEABLE
Hub Assembly,reel
4320-00-126-523910344 INTERCHANGEABLE
Ringx Antern
Rps-Fl, Inc. Dba Rps Inc
5365-00-131-6346SM-B-187507 INTERCHANGEABLE
Spacer
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-151-45442678618 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-167-4009 INTERCHANGEABLE
Transformer,power
4730-00-223-4587SAE J514/1 6-12 070102C INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5815-00-224-6460SC-C-69992-12 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-232-94431034-4 INTERCHANGEABLE
Connector,regulator
Tescom Corp Dba Tescom Div Tescom
3110-00-293-9306 INTERCHANGEABLE
Bearing,ball,annular
3040-00-390-148810345 INTERCHANGEABLE
Shaft,mixing Machine
Middleby Marshall Inc Conveyor Ovens and Mixers Div
Cross-Reference Index
Part NumberManufacturer
D15-646TPC446 Westinghouse Electric Corp Sturtevant Div (USA)
D15-597BPC543 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-678PPC326 Westinghouse Electric Corp (USA)
D15-678PPC326 Westinghouse Electric Corp Sturtevant Div (USA)
BB55S46-071PC446 PRIMARY Naval Ship Systems Command (USA)
CL55S46-46ALT4PC446 PRIMARY Naval Ship Systems Command (USA)
D15-646TPC446 Westinghouse Electric Corp (USA)
D15-678PPC326 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
DD445S4601-340PC326 PRIMARY Naval Ship Systems Command (USA)
D15-790UPC446 Westinghouse Electric Corp Sturtevant Div (USA)
D15-790TPC446 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-678IPC326 Westinghouse Electric Corp Sturtevant Div (USA)
D15-678IPC326 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-678IPC326 Westinghouse Electric Corp (USA)
D15-770RPC446 Westinghouse Electric Corp (USA)
10349 Westinghouse Electric Corp (USA)
D15-790UPC446 Westinghouse Electric Corp (USA)
D15-597PPC543 Westinghouse Electric Corp (USA)
D15-646UPC446 Westinghouse Electric Corp Sturtevant Div (USA)
D15-646VPC446 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
Related Parts
7025-00-018-0346INTERCHANGEABLE
HUB ASSEMBLY,REEL
4320-00-126-5239INTERCHANGEABLE
RINGX ANTERN
10344
5365-00-131-6346INTERCHANGEABLE
SPACER
SM-B-187507
5950-00-151-4544INTERCHANGEABLE
TRANSFORMER,POWER
2678618
5950-00-167-4009INTERCHANGEABLE
TRANSFORMER,POWER
4730-00-223-4587INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J514/1 6-12 070102C
5815-00-224-6460INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-12
4820-00-232-9443INTERCHANGEABLE
CONNECTOR,REGULATOR
1034-4
3110-00-293-9306INTERCHANGEABLE
BEARING,BALL,ANNULAR
3040-00-390-1488INTERCHANGEABLE
SHAFT,MIXING MACHINE
10345
4320-00-398-7809INTERCHANGEABLE
RING,LANTERN
169073S
5305-00-515-7315INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 2825-00-333-1258?

NSN 2825-00-333-1258 is a Head,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 2825-00-333-1258?

NSN 2825-00-333-1258 has 50 cross-referenced part numbers: D15-646TPC446 (Westinghouse Electric Corp Sturtevant Div), D15-597BPC543 (Northrop Grumman Systems Corporation Div Marine Systems), D15-678PPC326 (Westinghouse Electric Corp), D15-678PPC326 (Westinghouse Electric Corp Sturtevant Div), BB55S46-071PC446 (Naval Ship Systems Command) and 45 more.

What NSN replaces 2825-00-333-1258?

There are 12 known substitutes for 2825-00-333-1258: 7025-00-018-0346, 4320-00-126-5239, 5365-00-131-6346 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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