PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D15-651BPC521Block,nozzle

Northrop Grumman Systems Corporation Div Marine Systems · NSN 2825-00-446-9053 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-446-9053 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-446-9053. Primary manufacturer part number: D15-651BPC521.
Features
  • Block,nozzle — FSC 2825
  • 12 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 Block,nozzle, cataloged under National Stock Number 2825-00-446-9053, 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 12 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBlock,nozzle
FSC / FSG2825 — No Item Name Available (FSG 28)
ManufacturersNorthrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Westinghouse Electric Corp (CAGE 79500); Westinghouse Electric Corp Sturtevant Div (CAGE 80231)
Technical Specifications
ParameterValue
NSN2825-00-446-9053
Primary Part NumberD15-651BPC521
Item NameBlock,nozzle
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6150-00-578-3272 INTERCHANGEABLE
Cable Assembly,power,electrical
3120-00-662-14093519 INTERCHANGEABLE
Bearing,sleeve
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5360-00-789-09023519 INTERCHANGEABLE
Spring,helical,compression
Husco International Inc
4730-00-808-7798A-5270 INTERCHANGEABLE
Reducer,tube
Mueller Brass Co.
5950-00-931-3474 INTERCHANGEABLE
Reactor
5920-01-114-18413519 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
1005-01-376-91583519 INTERCHANGEABLE
Barrel,rifle
Krieger Barrels Inc
5920-01-449-13213519 INTERCHANGEABLE
Fuse,cartridge
Allen Sales and Services Ltd
8415-01-543-19253519 INTERCHANGEABLE
Protective Sleeves,shock Absorbi
Hatch Imports, Inc. Dba Hatch Gloves & Accessories
5360-01-575-134377442 INTERCHANGEABLE
Spring,helical,compression
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
D15-651FPC521 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-651QPC521 Westinghouse Electric Corp (USA)
3519 Westinghouse Electric Corp Sturtevant Div (USA)
D15-651BPC521 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-651QPC521 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
3519 Westinghouse Electric Corp (USA)
D15-651FPC521 Westinghouse Electric Corp Sturtevant Div (USA)
D15-651PPC521 Westinghouse Electric Corp (USA)
D15-651PPC521 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-651BPC521 Westinghouse Electric Corp (USA)
D15-651FPC521 Westinghouse Electric Corp (USA)
3519 Northrop Grumman Systems Corporation Div Marine Systems (USA)
Related Parts
6150-00-578-3272INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
3120-00-662-1409INTERCHANGEABLE
BEARING,SLEEVE
3519
5360-00-789-0902INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3519
4730-00-808-7798INTERCHANGEABLE
REDUCER,TUBE
A-5270
5950-00-931-3474INTERCHANGEABLE
REACTOR
5920-01-114-1841INTERCHANGEABLE
FUSEHOLDER,BLOCK
3519
1005-01-376-9158INTERCHANGEABLE
BARREL,RIFLE
3519
5920-01-449-1321INTERCHANGEABLE
FUSE,CARTRIDGE
3519
8415-01-543-1925INTERCHANGEABLE
PROTECTIVE SLEEVES,SHOCK ABSORBI
3519
5360-01-575-1343INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
77442

Frequently Asked Questions

What is NSN 2825-00-446-9053?

NSN 2825-00-446-9053 is a Block,nozzle, 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 2825-00-446-9053?

NSN 2825-00-446-9053 has 12 cross-referenced part numbers: D15-651FPC521 (Northrop Grumman Systems Corporation Div Marine Systems), D15-651QPC521 (Westinghouse Electric Corp), 3519 (Westinghouse Electric Corp Sturtevant Div), D15-651BPC521 (Northrop Grumman Systems Corporation Div Marine Systems), D15-651QPC521 (Northrop Grumman Systems Corporation Div Marine Systems) and 7 more.

What NSN replaces 2825-00-446-9053?

There are 10 known substitutes for 2825-00-446-9053: 6150-00-578-3272, 3120-00-662-1409, 5360-00-789-0902 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com