PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

149199-01Heat Sink,electrical-Electronic

Ge Aviation Systems Llc · NSN 5999-00-498-2035 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-498-2035 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-498-2035. Primary manufacturer part number: 149199-01.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Unthreaded Mounting Hole Diameter: 0.309 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
  • Surface Treatment: ANODIZE
  • Material: ALUMINUM ALLOY 2024
  • Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Criticality Code Justification: FEAT
  • Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-498-2035, 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 Ge Aviation Systems Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-498-2035
Primary Part Number149199-01
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusCANCELLED
Unthreaded Mounting Hole Diameter0.309 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
Surface TreatmentANODIZE
MaterialALUMINUM ALLOY 2024
Mounting Facility Type and Quantity1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Criticality Code JustificationFEAT
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
Surface TreatmentANODIZE
MaterialALUMINUM ALLOY 2024
Mounting Facility Type and Quantity1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.309 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.0100 lbs
Cube0.0035 cu ft
Verified Substitutes 2
2520-00-710-92085-111X INTERCHANGEABLE
Spider,universal Joint,vehicular
Dana Corp Spicer Transmission Div
5999-01-013-0936P87111-014-01 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Lockheed Martin Corporation
Cross-Reference Index
Part NumberManufacturer
457681-1 Raytheon Company Div Corp (USA)
457681-1 Raytheon Company (USA)
1205-0095 Hewlett-Packard Company Dba HP (USA)
2225B Thermalloy Co Inc (USA)
276-025-0003 Northrop Grumman Systems Corporation (USA)
457681-1 Raytheon Company Dba Raytheon Co (USA)
3271047 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
501-97206-00 Amca Intl Corp Giddings and Lewis Div (USA)
149199-01 PRIMARY Ge Aviation Systems Llc (USA)
2225B IV-Electronic Klaus Vespermann Kg (DEU)
SC5970-0006-1 Drs Icas, Llc (USA)
Related Parts
2520-00-710-9208INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
5-111X
5999-01-013-0936INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
P87111-014-01

Frequently Asked Questions

What is NSN 5999-00-498-2035?

NSN 5999-00-498-2035 is a Heat Sink,electrical-Electronic, manufactured by Ge Aviation Systems Llc, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-498-2035?

NSN 5999-00-498-2035 has 11 cross-referenced part numbers: 457681-1 (Raytheon Company Div Corp), 457681-1 (Raytheon Company), 1205-0095 (Hewlett-Packard Company Dba HP), 2225B (Thermalloy Co Inc), 276-025-0003 (Northrop Grumman Systems Corporation) and 6 more.

What NSN replaces 5999-00-498-2035?

There are 2 known substitutes for 5999-00-498-2035: 2520-00-710-9208, 5999-01-013-0936. Verify interchangeability with system specifications before substitution.

What are the specifications of 149199-01?

Key specifications for 149199-01: Unthreaded Mounting Hole Diameter: 0.309 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Special Features: WEAPON SYSTEM ESSENTIAL; Overall Width: 0.389 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN; Overall Length: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-498-2035 still in active supply?

NSN 5999-00-498-2035 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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