The Bracket,mounting, cataloged under National Stock Number 5340-01-283-8547, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-283-8547 |
| Primary Part Number | 2857291-1 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 2857291-1 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5340-01-283-8547 is a Bracket,mounting, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-283-8547 has 1 manufacturer part number on file: 2857291-1 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 2857291-1: Special Features: ALUMINUM ALLOY,QQ-A-250/11 6061-T651,CHROMATE,MIL-C-5541 CL 1A; 2.750 IN. LG; 2.560 IN. OVERALL W; 0.500 IN. HT; ONE HOLE 0.497 IN. MIN AND 0.510 IN. MAX DIA; TWO HOLES 0.216 IN. MIN AND 0.224 IN. MAX DIA; LEFT HAND,OPPOSITE OF P/N 2857291-2 A. 0 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.
NSN 5340-01-283-8547 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.