The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-209-0656, 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 Eg and G Wakefield Engineering. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-209-0656 |
| Primary Part Number | 635-100B1 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Eg and G Wakefield Engineering |
| Status | CANCELLED |
| Specification/standard Data | 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION |
| Test Data Document | 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Specification/standard Data | 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION |
| Test Data Document | 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JZ |
| Weight | 0.0500 lbs |
| Cube | 0.0050 cu ft |
| Part Number | Manufacturer |
|---|---|
| 635-100B1 | Eg and G Wakefield Engineering (USA) |
| LA1C3B4B | Thermalloy Co Inc (USA) |
| MIL-H-87111/5 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M87111/05-1A55 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| G125819-3 | Raytheon Company Div Corp (USA) |
| 223360-102 | Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA) |
NSN 5999-01-209-0656 is a Heat Sink,electrical-Electronic, manufactured by Eg and G Wakefield Engineering, classified under FSC 5999 (No Item Name Available). Status: cancelled.
NSN 5999-01-209-0656 has 6 cross-referenced part numbers: 635-100B1 (Eg and G Wakefield Engineering), LA1C3B4B (Thermalloy Co Inc), MIL-H-87111/5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M87111/05-1A55 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), G125819-3 (Raytheon Company Div Corp) and 1 more.
There are 4 known substitutes for 5999-01-209-0656: 5999-01-183-9737, 5999-01-209-0650, 5999-01-286-7295 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 635-100B1: Specification/standard Data: 81349-MIL-H-87111/5 GOVERNMENT SPECIFICATION; Test Data Document: 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Overall Height: 1.000 INCHES NOMINAL IN; Overall Length: 1.880 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5999-01-209-0656 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.