PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54-03-2Heat Sink-Insulator

Accessories for Electronics Inc Dba Afe · NSN 5999-01-311-6227 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-311-6227 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-311-6227. Primary manufacturer part number: 54-03-2.
Features
  • Heat Sink-Insulator — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Accessories for Electronics Inc Dba Afe
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-311-6227, 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 Accessories for Electronics Inc Dba Afe. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-311-6227
Primary Part Number54-03-2
Item NameHeat Sink-Insulator
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerAccessories for Electronics Inc Dba Afe
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 3
Heat Sink-Insulator
5815-00-327-5142 INTERCHANGEABLE
Keytop,keyboard
5120-01-355-203615830 INTERCHANGEABLE
Hammer,hand
Vaughan & Bushnell Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
2612907-1 Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA)
54-03-2 PRIMARY Accessories for Electronics Inc Dba Afe (USA)
Related Parts
5999-01-363-0758SUCCESSOR
HEAT SINK-INSULATOR
5815-00-327-5142INTERCHANGEABLE
KEYTOP,KEYBOARD
5120-01-355-2036INTERCHANGEABLE
HAMMER,HAND
15830

Frequently Asked Questions

What is NSN 5999-01-311-6227?

NSN 5999-01-311-6227 is a Heat Sink-Insulator, manufactured by Accessories for Electronics Inc Dba Afe, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-311-6227?

NSN 5999-01-311-6227 has 2 cross-referenced part numbers: 2612907-1 (Alliant Techsystems Operations Llc Div Defense Electronic Systems), 54-03-2 (Accessories for Electronics Inc Dba Afe).

What NSN replaces 5999-01-311-6227?

There are 3 known substitutes for 5999-01-311-6227: 5999-01-363-0758, 5815-00-327-5142, 5120-01-355-2036. Verify interchangeability with system specifications before substitution.

What are the specifications of 54-03-2?

Key specifications for 54-03-2: Special Features: MATERIAL SILICONE ELASTOMER BINDER WITH A THERMAL CONDUCTIVE FILLER REINFORCED WITH GLASS CLOTH; 1.655 IN. LG; 1.063 IN. W; (2) 0.156 IN. DIA. MTG HOLES SPACED 1.187 IN. C TO C; (2) 0.062 IN. DIA. MTG HOLES SPACED 0.430 IN. C TO C; 0.009 IN. THK; COLOR BLUE-GRAY IN; Special Features: MATERIAL SILICONE ELASTOMER BINDER WITH A THERMAL CONDUCTIVE FILLER REINFORCED WITH GLASS CLOTH; 1.655 IN. LG; 1.063 IN. W; (2) 0.156 IN. DIA. MTG HOLES SPACED 1.187 IN. C TO C; (2) 0.062 IN. DIA. MTG HOLES SPACED 0.430 IN. C TO C; 0.009 IN. THK; COLOR BLUE-GRAY 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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