PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS4119A14BHeat Sink,electrical-Electronic

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5999-01-224-6300 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-224-6300 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-224-6300. Primary manufacturer part number: NAS4119A14B.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • 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.).
  • Unthreaded Mounting Hole Diameter: 0.294 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Overall Diameter: 0.500 INCHES NOMINAL IN
  • Specification/standard Data: 81349-MIL-H-87111/3 GOVERNMENT SPECIFICATION
  • Surface Treatment: ANODIZE
  • Material: ALUMINUM ALLOY
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-224-6300, 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 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-224-6300
Primary Part NumberNAS4119A14B
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Mounting Facility Type and Quantity1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
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.).
Unthreaded Mounting Hole Diameter0.294 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Overall Diameter0.500 INCHES NOMINAL IN
Specification/standard Data81349-MIL-H-87111/3 GOVERNMENT SPECIFICATION
Surface TreatmentANODIZE
MaterialALUMINUM ALLOY
Mounting Facility Type and Quantity1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
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.).
Unthreaded Mounting Hole Diameter0.294 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Overall Diameter0.500 INCHES NOMINAL IN
Specification/standard Data81349-MIL-H-87111/3 GOVERNMENT SPECIFICATION
Surface TreatmentANODIZE
MaterialALUMINUM ALLOY
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-083-6304
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Verified Substitutes 12
No Item Name Available
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Cross-Reference Index
Part NumberManufacturer
MIL-H-87111/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NAS4119 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
58F388 Newark Electronics Corporation Dba Newark (USA)
NAS4119A14B PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NF202 Eg and G Wakefield Engineering (USA)
M87111/03-1A13 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 5999-01-083-6304 Heat Sink,electrical-Electronic
5999-00-872-7759SUCCESSOR
NO ITEM NAME AVAILABLE
5999-01-087-3493SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-208-7299SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-211-6670SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-212-0408SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-212-1101SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-215-6876SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-216-2400SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-217-3653SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-217-3654SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-224-6301SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC

Frequently Asked Questions

What is NSN 5999-01-224-6300?

NSN 5999-01-224-6300 is a Heat Sink,electrical-Electronic, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-224-6300?

NSN 5999-01-224-6300 has 6 cross-referenced part numbers: MIL-H-87111/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS4119 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 58F388 (Newark Electronics Corporation Dba Newark), NAS4119A14B (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NF202 (Eg and G Wakefield Engineering) and 1 more.

What NSN replaces 5999-01-224-6300?

There are 12 known substitutes for 5999-01-224-6300: 5999-00-872-7759, 5999-01-083-6304, 5999-01-087-3493 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS4119A14B?

Key specifications for NAS4119A14B: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; 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.).; Unthreaded Mounting Hole Diameter: 0.294 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Diameter: 0.500 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-224-6300 still in active supply?

NSN 5999-01-224-6300 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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