The Plug,expansion, cataloged under National Stock Number 5340-00-360-8143, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Am General Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-360-8143 |
| Primary Part Number | 637503 |
| Item Name | Plug,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Radius | 0.031 INCHES NOMINAL IN |
| Outside Diameter | 0.6255 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM IN |
| Style Designator | TRAPPED CUP |
| Material Thickness | 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Height | 0.719 INCHES NOMINAL IN |
| Material | STEEL |
| Smallest Diameter | 0.6155 INCHES MINIMUM AND 0.6255 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 637503 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| GPW7056 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 5340-00-360-8143 is a Plug,expansion, manufactured by Am General Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-360-8143 has 1 manufacturer part number on file: 637503 (Am General Llc).
Key specifications for 637503: Radius: 0.031 INCHES NOMINAL IN; Outside Diameter: 0.6255 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM IN; Style Designator: TRAPPED CUP; Material Thickness: 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN. 7 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.