The Bracket,mounting, cataloged under National Stock Number 5340-01-680-4640, 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. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-680-4640 |
| Primary Part Number | 77E305301P1 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Overall Thickness | 0.090 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061, TYPE 6 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 77E305301P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 77E305301 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 5340-01-680-4640 is a Bracket,mounting, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-680-4640 has 1 manufacturer part number on file: 77E305301P1 (Lockheed Martin Corporation Div Rms).
Key specifications for 77E305301P1: Overall Height: 0.860 INCHES NOMINAL IN; Overall Thickness: 0.090 INCHES NOMINAL IN; Overall Width: 1.130 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BRACKET, ATTENUATOR. 2 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.