The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-455-1734, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-455-1734 |
| Primary Part Number | 2256542 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Unthreaded Mounting Hole Diameter | 0.165 INCHES MINIMUM AND 0.176 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY 6061 |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Surface Treatment | ANODIZE |
| Material Document and Classification | QQ-A-250/11 6061-T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Unthreaded Mounting Hole Diameter | 0.165 INCHES MINIMUM AND 0.176 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY 6061 |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Surface Treatment | ANODIZE |
| Material Document and Classification | QQ-A-250/11 6061-T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | Y |
| Weight | 0.0200 lbs |
| Cube | 0.0023 cu ft |
NSN 5999-00-455-1734 is a Heat Sink,electrical-Electronic, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-00-455-1734 has 3 cross-referenced part numbers: 1653 (Centroid, Inc. Dba Centroid Inc), 2256542 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2256542 (Alek Industries Inc).
There are 12 known substitutes for 5999-00-455-1734: 5999-00-233-0435, 4310-00-267-5211, 5325-00-276-4992 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2256542: Overall Height: 0.063 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE; Unthreaded Mounting Hole Diameter: 0.165 INCHES MINIMUM AND 0.176 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN; Material: ALUMINUM ALLOY 6061. 20 total characteristics are documented in the Federal Logistics Information System.