PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L01299Heat Sink,electrical-Electronic

Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) · NSN 5999-00-235-8488 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-235-8488 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-235-8488. Primary manufacturer part number: L01299.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Material: ALUMINUM
  • Criticality Code Justification: FEAT
  • Surface Treatment: ANODIZE
  • Material: ALUMINUM
  • Criticality Code Justification: FEAT
  • Surface Treatment: ANODIZE
  • 2 verified cross-references
Applications
  • Applications requiring Aluminum construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-235-8488, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-235-8488
Primary Part NumberL01299
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerDla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
StatusACTIVE
MaterialALUMINUM
Criticality Code JustificationFEAT
Surface TreatmentANODIZE
MaterialALUMINUM
Criticality Code JustificationFEAT
Surface TreatmentANODIZE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 1
5999-00-831-8839 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Cross-Reference Index
Part NumberManufacturer
L01299 PRIMARY Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
NC680-1-25A Eg and G Wakefield Engineering (USA)
Related Parts
5999-00-831-8839INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC

Frequently Asked Questions

What is NSN 5999-00-235-8488?

NSN 5999-00-235-8488 is a Heat Sink,electrical-Electronic, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-235-8488?

NSN 5999-00-235-8488 has 2 cross-referenced part numbers: L01299 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), NC680-1-25A (Eg and G Wakefield Engineering).

What NSN replaces 5999-00-235-8488?

There is 1 known substitute for 5999-00-235-8488: 5999-00-831-8839. Verify interchangeability with system specifications before substitution.

What are the specifications of L01299?

Key specifications for L01299: Overall Width: 1.810 INCHES NOMINAL IN; Material: ALUMINUM; Overall Height: 1.250 INCHES NOMINAL IN; Overall Length: 1.810 INCHES NOMINAL IN. 14 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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