The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-111-2018, 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 2 commercial cross-references from 2 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 | 5999-00-111-2018 |
| Primary Part Number | 403A |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Eg and G Wakefield Engineering |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES |
| Unthreaded Mounting Hole Diameter | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM ALL MOUNTING FACILITIES IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES |
| Unthreaded Mounting Hole Diameter | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM ALL MOUNTING FACILITIES IN |
| Surface Treatment | ANODIZE |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-691-6608 (403A) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
NSN 5999-00-111-2018 is a Heat Sink,electrical-Electronic, manufactured by Eg and G Wakefield Engineering, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-00-111-2018 has 2 cross-referenced part numbers: 403A (Eg and G Wakefield Engineering), 70188 (Telephone Systems/communications).
There are 12 known substitutes for 5999-00-111-2018: 6625-00-691-6608, 6625-00-996-6340, 5999-01-631-8178 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 403A: Overall Width: 3.000 INCHES NOMINAL IN; Material: ALUMINUM ALLOY; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES; Unthreaded Mounting Hole Diameter: 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM ALL MOUNTING FACILITIES IN. 14 total characteristics are documented in the Federal Logistics Information System.