The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-129-4102, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockhart Industries Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-129-4102 |
| Primary Part Number | 7073135-00 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Lockhart Industries Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 14 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 7.0000 lbs |
| Cube | 0.4965 cu ft |
| Part Number | Manufacturer |
|---|---|
| 7073135-00 | Lockhart Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 7073135-00 | 3/2 Design control — primary reference U.S. Government activity |
| 5961PL0901489 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5999-01-129-4102 is a Heat Sink,electrical-Electronic, manufactured by Lockhart Industries Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-129-4102 has 1 manufacturer part number on file: 7073135-00 (Lockhart Industries Inc).
Key specifications for 7073135-00: Mounting Facility Type and Quantity: 14 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.030 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.196 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Length: 18.570 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.