The Bracket,mounting, cataloged under National Stock Number 5340-01-476-3499, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 1 specification, 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 | 5340-01-476-3499 |
| Primary Part Number | 51-0039-1 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Mounting Hole Diameter | 0.257 INCHES NOMINAL IN |
| 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 |
|---|---|
| 51-0039-1 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5340-01-476-3499 is a Bracket,mounting, manufactured by Grimes Aerospace Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-476-3499 has 1 manufacturer part number on file: 51-0039-1 (Grimes Aerospace Company).
Key specifications for 51-0039-1: Mounting Hole Diameter: 0.257 INCHES NOMINAL IN; Overall Width: 0.580 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BRACKET ASSY. 1 specification is 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.