The Plate,mending, cataloged under National Stock Number 5340-01-120-4652, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-120-4652 |
| Primary Part Number | 557056 |
| Item Name | Plate,mending |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Style Designator | RECTANGULAR |
| Material Document and Classification | MIL-S-5059 COMP 302 MIL SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.122 INCHES NOMINAL IN |
| Material Thickness | 0.045 INCHES NOMINAL IN |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| 557056 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5340-01-120-4652 is a Plate,mending, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-120-4652 has 1 manufacturer part number on file: 557056 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-450-6234. Verify interchangeability with system specifications before substitution.
Key specifications for 557056: Style Designator: RECTANGULAR; Material Document and Classification: MIL-S-5059 COMP 302 MIL SPEC SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.122 INCHES NOMINAL IN; Overall Length: 0.780 INCHES NOMINAL 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.
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.