The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-302-9824, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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.
| Parameter | Value |
|---|---|
| NSN | 5999-01-302-9824 |
| Primary Part Number | 403 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Eg and G Wakefield Engineering |
| Status | ACTIVE |
| Unthreaded Mounting Hole Diameter | 0.220 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Surface Treatment | ANODIZE |
| Mounting Facility Type and Quantity | 4 SLOT FIRST MOUNTING FACILITY |
| Material Document and Classification | QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) THIRD MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL THIRD MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY 6063 |
| Unthreaded Mounting Hole Diameter | 0.220 INCHES NOMINAL SECOND MOUNTING FACILITY IN |
| Surface Treatment | ANODIZE |
| Mounting Facility Type and Quantity | 4 SLOT FIRST MOUNTING FACILITY |
| Material Document and Classification | QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) THIRD MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL THIRD MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY 6063 |
| Acquisition Status | ACTIVE |
| Successor | 6625-00-643-2757 (406) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| SMR Code | J |
| Part Number | Manufacturer |
|---|---|
| 403 | Eg and G Wakefield Engineering (USA) |
| 645A726H14 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 645A726H03 | Northrop Grumman Support Services Corp (USA) |
| 645A726H03 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 5999-01-302-9824 is a Heat Sink,electrical-Electronic, manufactured by Eg and G Wakefield Engineering, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-01-302-9824 has 4 cross-referenced part numbers: 403 (Eg and G Wakefield Engineering), 645A726H14 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 645A726H03 (Northrop Grumman Support Services Corp), 645A726H03 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
There are 2 known substitutes for 5999-01-302-9824: 6625-00-643-2757, 5999-00-016-5078. Verify interchangeability with system specifications before substitution.
Key specifications for 403: Overall Length: 4.745 INCHES NOMINAL IN; Overall Width: 3.000 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.220 INCHES NOMINAL SECOND MOUNTING FACILITY IN; Surface Treatment: ANODIZE. 24 total characteristics are documented in the Federal Logistics Information System.