PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2800345G001Heat Sink,electrical-Electronic

L3harris Technologies, Inc. · NSN 5999-01-209-0652 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-209-0652 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-209-0652. Primary manufacturer part number: 2800345G001.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Specification/standard Data: 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material: ALUMINUM ALLOY
  • Surface Treatment: ANODIZE
  • Specification/standard Data: 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material: ALUMINUM ALLOY
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-209-0652, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-209-0652
Primary Part Number2800345G001
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc.
StatusCANCELLED
Specification/standard Data81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MaterialALUMINUM ALLOY
Surface TreatmentANODIZE
Specification/standard Data81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MaterialALUMINUM ALLOY
Surface TreatmentANODIZE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0200 lbs
Cube0.0070 cu ft
Verified Substitutes 7
Heat Sink,electrical-Electronic
5999-01-183-9737NAS4121-016B SUCCESSOR
Heat Sink,electrical-Electronic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5999-01-209-0650NAS4121-017B SUCCESSOR
Heat Sink,electrical-Electronic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5999-01-286-7295NAS4121-291B SUCCESSOR
Heat Sink,electrical-Electronic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5999-01-423-6866NAS4121-117B SUCCESSOR
Heat Sink,electrical-Electronic
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3120-00-662-844368310 INTERCHANGEABLE
Bearing,sleeve
Dresser, Llc
5305-00-873-4976230136B1 INTERCHANGEABLE
Screw,valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
2800345G001 L3harris Technologies, Inc. (USA)
ES9200-03 Drs Sustainment Systems, Inc. (USA)
680-1.0A Eg and G Wakefield Engineering (USA)
MIL-H-87111/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
7-462-01D-BA Cts Electronic Components (california) Inc Dba Ierc Div Cts Electronic Components (USA)
M87111/05-1A19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6053B Thermalloy Co Inc (USA)
6053B IV-Electronic Klaus Vespermann Kg (DEU)
M87111/05-1A19 Thermalloy Co Inc (USA)
608-1.0A Eg and G Wakefield Engineering (USA)
Related Parts
5999-01-157-4700SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-183-9737SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
NAS4121-016B
5999-01-209-0650SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
NAS4121-017B
5999-01-286-7295SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
NAS4121-291B
5999-01-423-6866SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
NAS4121-117B
3120-00-662-8443INTERCHANGEABLE
BEARING,SLEEVE
68310
5305-00-873-4976INTERCHANGEABLE
SCREW,VALVE
230136B1

Frequently Asked Questions

What is NSN 5999-01-209-0652?

NSN 5999-01-209-0652 is a Heat Sink,electrical-Electronic, manufactured by L3harris Technologies, Inc., classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-209-0652?

NSN 5999-01-209-0652 has 10 cross-referenced part numbers: 2800345G001 (L3harris Technologies, Inc.), ES9200-03 (Drs Sustainment Systems, Inc.), 680-1.0A (Eg and G Wakefield Engineering), MIL-H-87111/5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 7-462-01D-BA (Cts Electronic Components (california) Inc Dba Ierc Div Cts Electronic Components) and 5 more.

What NSN replaces 5999-01-209-0652?

There are 7 known substitutes for 5999-01-209-0652: 5999-01-157-4700, 5999-01-183-9737, 5999-01-209-0650 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2800345G001?

Key specifications for 2800345G001: Specification/standard Data: 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION; Overall Height: 1.000 INCHES NOMINAL IN; Test Data Document: 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Overall Width: 1.810 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-209-0652 still in active supply?

NSN 5999-01-209-0652 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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