The Bracket,mounting, cataloged under National Stock Number 5340-01-552-7989, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Sippican, Inc. Div Communication Division. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-552-7989 |
| Primary Part Number | D246157-1 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Sippican, Inc. Div Communication Division |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ--S-766 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| D246157-1 PRIMARY | Lockheed Martin Sippican, Inc. Div Communication Division (USA) |
| RE-D246157-1 | Lockheed Martin Sippican, Inc. Div Communication Division (USA) |
NSN 5340-01-552-7989 is a Bracket,mounting, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-552-7989 has 2 manufacturer part numbers on file: D246157-1 (Lockheed Martin Sippican, Inc. Div Communication Division), RE-D246157-1 (Lockheed Martin Sippican, Inc. Div Communication Division).
Key specifications for D246157-1: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ--S-766 FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: PASSIVATE; Part Name Assigned by Controlling Agency: BRACKET, COUNTER AND MANIFOLD. 4 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.