PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

895564-1Heat Sink,electrical-Electronic

Raytheon Company Dba Raytheon Co · NSN 5999-01-040-6368 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-040-6368 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-040-6368. Primary manufacturer part number: 895564-1.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Material: ALUMINUM
  • Surface Treatment: CHROMATE
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
  • Material Document and Classification: QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE
  • Overall Diameter: 1.375 INCHES NOMINAL IN
  • Material: ALUMINUM
  • Surface Treatment: CHROMATE
Applications
  • Applications requiring Aluminum construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-040-6368, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-040-6368
Primary Part Number895564-1
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
MaterialALUMINUM
Surface TreatmentCHROMATE
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
Material Document and ClassificationQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE
Overall Diameter1.375 INCHES NOMINAL IN
MaterialALUMINUM
Surface TreatmentCHROMATE
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
Material Document and ClassificationQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE
Overall Diameter1.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeZ
Weight0.0650 lbs
Cube0.0122 cu ft
Verified Substitutes 2
Circuit Card Assembly
5330-00-106-4444 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
865564-1 Electro-Line Inc (USA)
895564-1 Raytheon Company (USA)
PEI 11029 Precision Electronics, Inc (USA)
895564-1 Raytheon Company Div Corp (USA)
895564-1 Rhimco Industries, Inc. Dba Rhimco Industries Inc (USA)
895564-1 PRIMARY Raytheon Company Dba Raytheon Co (USA)
2046-097 Adaptive Technologies Inc (USA)
895564-1 Victor Microwave, Inc (USA)
895564-1 Alek Industries Inc (USA)
Related Parts
5998-01-194-8135SUCCESSOR
CIRCUIT CARD ASSEMBLY
5330-00-106-4444INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 5999-01-040-6368?

NSN 5999-01-040-6368 is a Heat Sink,electrical-Electronic, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-040-6368?

NSN 5999-01-040-6368 has 9 cross-referenced part numbers: 865564-1 (Electro-Line Inc), 895564-1 (Raytheon Company), PEI 11029 (Precision Electronics, Inc), 895564-1 (Raytheon Company Div Corp), 895564-1 (Rhimco Industries, Inc. Dba Rhimco Industries Inc) and 4 more.

What NSN replaces 5999-01-040-6368?

There are 2 known substitutes for 5999-01-040-6368: 5998-01-194-8135, 5330-00-106-4444. Verify interchangeability with system specifications before substitution.

What are the specifications of 895564-1?

Key specifications for 895564-1: Material: ALUMINUM; Surface Treatment: CHROMATE; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE; Overall Height: 1.000 INCHES NOMINAL IN. 12 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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