The Bracket,mounting, cataloged under National Stock Number 5340-01-417-2577, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 5 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-417-2577 |
| Primary Part Number | 497A71700-1 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Material Document and Classification | ASTM-A-36 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.7490 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN |
| Material | STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL |
| Mounting Hole Type | PLAIN |
| 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 |
|---|---|
| 497A71700-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5340-01-417-2577 is a Bracket,mounting, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-417-2577 has 1 manufacturer part number on file: 497A71700-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 497A71700-1: Mounting Hole Quantity: 4; Overall Height: 5.5300 INCHES MINIMUM AND 5.7300 INCHES MAXIMUM IN; Material Document and Classification: ASTM-A-36 ASSN STD SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.7490 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN. 5 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 5340-01-417-2577 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.