PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D15-518VPC493Coupling

Northrop Grumman Systems Corporation Div Marine Systems · NSN 2825-00-146-4206 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-146-4206 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-146-4206. Primary manufacturer part number: D15-518VPC493.
Features
  • Coupling — FSC 2825
  • 23 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Div Marine Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling, cataloged under National Stock Number 2825-00-146-4206, 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 23 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.

Technical Specifications
ParameterValue
NSN2825-00-146-4206
Primary Part NumberD15-518VPC493
Item NameCoupling
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-00-025-1799277-3015 INTERCHANGEABLE
Power Supply
Technipower Llc Dba Unipower
4320-00-106-4019 INTERCHANGEABLE
Nut,impeller
5340-00-200-3047471-4 INTERCHANGEABLE
Clamp,loop
Ta Aerospace Co Div Ta Aerospace
5310-00-214-319844062HA INTERCHANGEABLE
Nut,plain,hexagon
Elliott Company Div Jeannette
5360-00-246-7012210468 INTERCHANGEABLE
Spring,helical,compression
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5355-00-378-3252 INTERCHANGEABLE
Knob
2990-00-430-062247-13 INTERCHANGEABLE
Rod
Dresser Industries Inc Leroi Div
5950-00-682-30451225 INTERCHANGEABLE
Coil,telephone
A M I/ Coast Magnetics Inc. Dba Coast Magnetics
5340-00-817-0910TA1716H3FG INTERCHANGEABLE
Clamp,loop
Ta Aerospace Co Div Ta Aerospace
5950-00-874-44612885037 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
D15-518VPC493 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-561BPC573 Westinghouse Electric Corp (USA)
D15-518NPC493 Westinghouse Electric Corp (USA)
D15-518BPC493 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
4713 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-518WPC493 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
4714 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-518WPC493 Westinghouse Electric Corp (USA)
4714 Westinghouse Electric Corp (USA)
4714 Westinghouse Electric Corp Sturtevant Div (USA)
D15-561NPC573 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-561UPC573 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
4713 Westinghouse Electric Corp (USA)
D15-518NPC493 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-561UPC573 Westinghouse Electric Corp (USA)
D15-561TPC573 Westinghouse Electric Corp (USA)
D15-561TPC573 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-518BPC493 Westinghouse Electric Corp (USA)
D15-518UPC493 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-561BPC573 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
Related Parts
6130-00-025-1799INTERCHANGEABLE
POWER SUPPLY
277-3015
4320-00-106-4019INTERCHANGEABLE
NUT,IMPELLER
5340-00-200-3047INTERCHANGEABLE
CLAMP,LOOP
471-4
5310-00-214-3198INTERCHANGEABLE
NUT,PLAIN,HEXAGON
44062HA
5360-00-246-7012INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
210468
5355-00-378-3252INTERCHANGEABLE
KNOB
2990-00-430-0622INTERCHANGEABLE
ROD
47-13
5950-00-682-3045INTERCHANGEABLE
COIL,TELEPHONE
1225
5340-00-817-0910INTERCHANGEABLE
CLAMP,LOOP
TA1716H3FG
5950-00-874-4461INTERCHANGEABLE
TRANSFORMER,POWER
2885037
5935-00-913-7549INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
80012
4730-00-938-7847INTERCHANGEABLE
CAP,PIPE

Frequently Asked Questions

What is NSN 2825-00-146-4206?

NSN 2825-00-146-4206 is a Coupling, 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 2825-00-146-4206?

NSN 2825-00-146-4206 has 23 cross-referenced part numbers: D15-518VPC493 (Northrop Grumman Systems Corporation Div Marine Systems), D15-561BPC573 (Westinghouse Electric Corp), D15-518NPC493 (Westinghouse Electric Corp), D15-518BPC493 (Northrop Grumman Systems Corporation Div Marine Systems), 4713 (Northrop Grumman Systems Corporation Div Marine Systems) and 18 more.

What NSN replaces 2825-00-146-4206?

There are 12 known substitutes for 2825-00-146-4206: 6130-00-025-1799, 4320-00-106-4019, 5340-00-200-3047 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D15-518VPC493?

Key specifications for D15-518VPC493: End Item Identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. 1 total characteristics are documented in the Federal Logistics Information System.

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