PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

245034Heat Sink,electrical-Electronic

Lockheed Martin Corp Electronics and Missiles Div · NSN 5999-01-189-8839 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-189-8839 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-189-8839. Primary manufacturer part number: 245034.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Material: ALUMINUM ALLOY 6061
  • Material Document and Classification: QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: ALUMINUM ALLOY 6061
  • Material Document and Classification: QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp Electronics and Missiles Div
Applications
  • Applications requiring Aluminum Alloy 6061 construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-189-8839, 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 Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-189-8839
Primary Part Number245034
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp Electronics and Missiles Div
StatusACTIVE
MaterialALUMINUM ALLOY 6061
Material Document and ClassificationQQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
MaterialALUMINUM ALLOY 6061
Material Document and ClassificationQQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 2
3030-00-528-4755 INTERCHANGEABLE
Belt,v
2930-01-564-4004245034 INTERCHANGEABLE
Radiator,engine Coolant
Miller Electric Mfg. Llc
Cross-Reference Index
Part NumberManufacturer
245034 PRIMARY Lockheed Martin Corp Electronics and Missiles Div (USA)
Related Parts
3030-00-528-4755INTERCHANGEABLE
BELT,V
2930-01-564-4004INTERCHANGEABLE
RADIATOR,ENGINE COOLANT
245034

Frequently Asked Questions

What is NSN 5999-01-189-8839?

NSN 5999-01-189-8839 is a Heat Sink,electrical-Electronic, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-189-8839?

NSN 5999-01-189-8839 has 1 cross-referenced part number: 245034 (Lockheed Martin Corp Electronics and Missiles Div).

What NSN replaces 5999-01-189-8839?

There are 2 known substitutes for 5999-01-189-8839: 3030-00-528-4755, 2930-01-564-4004. Verify interchangeability with system specifications before substitution.

What are the specifications of 245034?

Key specifications for 245034: Material: ALUMINUM ALLOY 6061; End Item Identification: F-18 ACFT; Special Features: 4.000 IN. NOM. LG. OVERALL,3.250 IN. NOM. W. OVERALL IN; Material Document and Classification: QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE. 8 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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