PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

325705B00000GHeat Sink,electrical-Electronic

Boyd Laconia Llc · NSN 5999-01-392-4048 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-392-4048 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-392-4048. Primary manufacturer part number: 325705B00000G.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Body Style: CLIP PRESS-ON
  • Overall Diameter: 0.313 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
  • Supplementary Features: MOUNTING STYLE: SMD/SMT, THERMAL RESISTANCE: 60 C/W, FIN STYLE: EXTRUDED RADIAL FIN
  • Specification/standard Data: 18876-11462535 MANUFACTURERS SPECIFICATION CONTROL
  • Mounting Facility Type and Quantity: 1 FRICTION SINGLE MOUNTING FACILITY
  • Material: ALUMINUM ALLOY 2024
  • Body Style: CLIP PRESS-ON
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-392-4048, 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 Boyd Laconia Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-392-4048
Primary Part Number325705B00000G
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerBoyd Laconia Llc
StatusACTIVE
Body StyleCLIP PRESS-ON
Overall Diameter0.313 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
Supplementary FeaturesMOUNTING STYLE: SMD/SMT, THERMAL RESISTANCE: 60 C/W, FIN STYLE: EXTRUDED RADIAL FIN
Specification/standard Data18876-11462535 MANUFACTURERS SPECIFICATION CONTROL
Mounting Facility Type and Quantity1 FRICTION SINGLE MOUNTING FACILITY
MaterialALUMINUM ALLOY 2024
Body StyleCLIP PRESS-ON
Overall Diameter0.313 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
Supplementary FeaturesMOUNTING STYLE: SMD/SMT, THERMAL RESISTANCE: 60 C/W, FIN STYLE: EXTRUDED RADIAL FIN
Specification/standard Data18876-11462535 MANUFACTURERS SPECIFICATION CONTROL
Mounting Facility Type and Quantity1 FRICTION SINGLE MOUNTING FACILITY
MaterialALUMINUM ALLOY 2024
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6145-00-161-4505
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight2.0000 lbs
Cube0.0046 cu ft
Verified Substitutes 4
Cable,power,electrical
5310-00-209-424122578 INTERCHANGEABLE
Nut,plain,round
L3harris Technologies, Inc. Div Space and Airborne Systems
5310-00-791-957422588 INTERCHANGEABLE
Nut,lock
Industrial Technologies and Services Llc
5340-00-934-9788 INTERCHANGEABLE
Snap Hook
Cross-Reference Index
Part NumberManufacturer
11462535 Us Army Aviation and Missile Command (USA)
325705B00000G PRIMARY Boyd Laconia Llc (USA)
22578 Thermalloy Co Inc (USA)
Related Parts
SUCCESSOR 6145-00-161-4505 Cable,power,electrical
5310-00-209-4241INTERCHANGEABLE
NUT,PLAIN,ROUND
22578
5310-00-791-9574INTERCHANGEABLE
NUT,LOCK
22588
5340-00-934-9788INTERCHANGEABLE
SNAP HOOK

Frequently Asked Questions

What is NSN 5999-01-392-4048?

NSN 5999-01-392-4048 is a Heat Sink,electrical-Electronic, manufactured by Boyd Laconia Llc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-392-4048?

NSN 5999-01-392-4048 has 3 cross-referenced part numbers: 11462535 (Us Army Aviation and Missile Command), 325705B00000G (Boyd Laconia Llc), 22578 (Thermalloy Co Inc).

What NSN replaces 5999-01-392-4048?

There are 4 known substitutes for 5999-01-392-4048: 6145-00-161-4505, 5310-00-209-4241, 5310-00-791-9574 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 325705B00000G?

Key specifications for 325705B00000G: Body Style: CLIP PRESS-ON; Overall Diameter: 0.313 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN; Overall Height: 6.350 MILLIMETERS NOMINAL MM; Overall Length: 6.350 MILLIMETERS NOMINAL MM. 20 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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