PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D15-439LPC457Plunger,valve

Northrop Grumman Systems Corporation Div Marine Systems · NSN 2825-00-335-9793 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-335-9793 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-335-9793. Primary manufacturer part number: D15-439LPC457.
Features
  • Plunger,valve — FSC 2825
  • 43 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 Plunger,valve, cataloged under National Stock Number 2825-00-335-9793, 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 43 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlunger,valve
FSC / FSG2825 — No Item Name Available (FSG 28)
ManufacturersNaval Ship Systems Command (CAGE 80064); Westinghouse Electric Corp Sturtevant Div (CAGE 80231); Westinghouse Electric Corp (CAGE 79500); Northrop Grumman Systems Corporation Div Marine Systems (CAGE 90099)
Technical Specifications
ParameterValue
NSN2825-00-335-9793
Primary Part NumberD15-439LPC457
Item NamePlunger,valve
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-116-8618TRU-6248 INTERCHANGEABLE
Connector,plug,electrical
Winchester Interconnect Rf Corporation
5133-00-266-947351/64 2510/950 INTERCHANGEABLE
Drill,twist
Greenfield Industries Inc
6240-01-416-217549751 INTERCHANGEABLE
Lamp,processor,xray
Air Techniques, Inc.
6240-01-540-9383 INTERCHANGEABLE
Lamp,incandescent
5315-01-599-6818 INTERCHANGEABLE
Pin,grooved,headed.
Cross-Reference Index
Part NumberManufacturer
CM5S4601-049PC457 Naval Ship Systems Command (USA)
D15-439LPC457 Westinghouse Electric Corp Sturtevant Div (USA)
D15-621LPC457 Westinghouse Electric Corp (USA)
D15-621NPC457 Westinghouse Electric Corp Sturtevant Div (USA)
AD14S46-019PC457 Naval Ship Systems Command (USA)
CM5S4601-051PC457 Naval Ship Systems Command (USA)
D15-439LPC457 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-439BPC457 Westinghouse Electric Corp Sturtevant Div (USA)
D15-621PPC457 Westinghouse Electric Corp (USA)
D15-439NPC457 Westinghouse Electric Corp (USA)
CM5S46-71PC457 Naval Ship Systems Command (USA)
D15-621LPC457 Westinghouse Electric Corp Sturtevant Div (USA)
D15-439BPC457 Westinghouse Electric Corp (USA)
D15-439PPC457 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-439NPC457 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
CM5S46-69PC457 Naval Ship Systems Command (USA)
D15-621NPC457 Westinghouse Electric Corp (USA)
D15-439BPC457 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-439PPC457 Westinghouse Electric Corp Sturtevant Div (USA)
49751 Westinghouse Electric Corp (USA)
Related Parts
5935-00-116-8618INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
TRU-6248
5133-00-266-9473INTERCHANGEABLE
DRILL,TWIST
51/64 2510/950
6240-01-416-2175INTERCHANGEABLE
LAMP,PROCESSOR,XRAY
49751
6240-01-540-9383INTERCHANGEABLE
LAMP,INCANDESCENT
5315-01-599-6818INTERCHANGEABLE
PIN,GROOVED,HEADED.

Frequently Asked Questions

What is NSN 2825-00-335-9793?

NSN 2825-00-335-9793 is a Plunger,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 2825-00-335-9793?

NSN 2825-00-335-9793 has 43 cross-referenced part numbers: CM5S4601-049PC457 (Naval Ship Systems Command), D15-439LPC457 (Westinghouse Electric Corp Sturtevant Div), D15-621LPC457 (Westinghouse Electric Corp), D15-621NPC457 (Westinghouse Electric Corp Sturtevant Div), AD14S46-019PC457 (Naval Ship Systems Command) and 38 more.

What NSN replaces 2825-00-335-9793?

There are 5 known substitutes for 2825-00-335-9793: 5935-00-116-8618, 5133-00-266-9473, 6240-01-416-2175 and 2 more. Verify interchangeability with system specifications before substitution.

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