PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5086BHeat Sink,electrical-Electronic

Boyd Laconia Llc · NSN 5999-01-227-4272 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-227-4272 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-227-4272. Primary manufacturer part number: 5086B.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • 3 verified cross-references
  • Primary manufacturer: Boyd Laconia Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-227-4272, 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. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-01-227-4272
Primary Part Number5086B
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerBoyd Laconia Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5815-01-238-9283 INTERCHANGEABLE
Switch,arm Assy
Cross-Reference Index
Part NumberManufacturer
418/4/51025/000 Bae Systems (defence Systems) Ltd (GBR)
5086B Aavid Thermalloy Llc (USA)
5086B PRIMARY Boyd Laconia Llc (USA)
Related Parts
5815-01-238-9283INTERCHANGEABLE
SWITCH,ARM ASSY

Frequently Asked Questions

What is NSN 5999-01-227-4272?

NSN 5999-01-227-4272 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 5999-01-227-4272?

NSN 5999-01-227-4272 has 3 cross-referenced part numbers: 418/4/51025/000 (Bae Systems (defence Systems) Ltd), 5086B (Aavid Thermalloy Llc), 5086B (Boyd Laconia Llc).

What NSN replaces 5999-01-227-4272?

There is 1 known substitute for 5999-01-227-4272: 5815-01-238-9283. Verify interchangeability with system specifications before substitution.

What are the specifications of 5086B?

Key specifications for 5086B: Special Features: 28 PIN DIP PACKAGE; FINISH BLACK ANODIZE; LENGTH 1.450 INCHES NOMINAL; WIDTH 0.190 INCHES NOMINAL; MATERIAL ALUMINUM ALLOY IN; Special Features: 28 PIN DIP PACKAGE; FINISH BLACK ANODIZE; LENGTH 1.450 INCHES NOMINAL; WIDTH 0.190 INCHES NOMINAL; MATERIAL ALUMINUM ALLOY IN. 2 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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