The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-110-1037, 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 Northrop Grumman Support Services Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-110-1037 |
| Primary Part Number | 128C893H01 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | CANCELLED |
| Unthreaded Mounting Hole Diameter | 0.188 INCHES NOMINAL ALL MOUNTING FACILITIES IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 6061 |
| Unthreaded Mounting Hole Diameter | 0.188 INCHES NOMINAL ALL MOUNTING FACILITIES IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 6061 |
| Acquisition Status | CANCELLED |
| Successor | 6625-00-191-7424 |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | Q |
| Unit of Issue | EA |
| SMR Code | JZ |
| Weight | 0.0300 lbs |
| Cube | 0.0048 cu ft |
| Part Number | Manufacturer |
|---|---|
| 533517-4 | Raytheon Company Dba Raytheon (USA) |
| T349004404 | Lockheed Martin Librascope Corporation (USA) |
| 128C893H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 352-9599-070 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 3206038-0004 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 385013-1 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| 6103B | Thermalloy Co Inc (USA) |
| 6103B | IV-Electronic Klaus Vespermann Kg (DEU) |
| 550097 | Logimetrics Inc (USA) |
| D34009162-001 | Honeywell International Inc. Dba Honeywell International (USA) |
| 6103CT0P | Thermalloy Co Inc (USA) |
| 128C893H01 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 6103B-BASE | Thermalloy Co Inc (USA) |
| 6103A | Thermalloy Co Inc (USA) |
| 114207 | Tdk-Lambda Americas Inc. Div High Power Division (USA) |
| 5203B | Boyd Laconia Llc (USA) |
| 5203A | Aavid Thermalloy Llc (USA) |
| 11437640-2 | Us Army Aviation and Missile Command (USA) |
| 5203B | Aavid Thermalloy Llc (USA) |
NSN 5999-00-110-1037 is a Heat Sink,electrical-Electronic, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5999 (No Item Name Available). Status: cancelled.
NSN 5999-00-110-1037 has 19 cross-referenced part numbers: 533517-4 (Raytheon Company Dba Raytheon), T349004404 (Lockheed Martin Librascope Corporation), 128C893H01 (Northrop Grumman Support Services Corp), 352-9599-070 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 3206038-0004 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 14 more.
There are 12 known substitutes for 5999-00-110-1037: 6625-00-191-7424, 3110-00-156-4667, 3040-00-407-0466 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 128C893H01: Overall Height: 0.531 INCHES NOMINAL IN; Overall Width: 1.250 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.188 INCHES NOMINAL ALL MOUNTING FACILITIES IN; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5999-00-110-1037 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.