The Plug,expansion, cataloged under National Stock Number 5340-00-276-9813, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-276-9813 |
| Primary Part Number | 5281443 |
| Item Name | Plug,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Radius | 0.031 INCHES NOMINAL IN |
| Outside Diameter | 1.976 INCHES MINIMUM AND 1.981 INCHES MAXIMUM IN |
| Style Designator | TRAPPED CUP |
| Material Document and Classification | SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE |
| Material Thickness | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Height | 0.188 INCHES NOMINAL IN |
| Material | STEEL |
| Smallest Diameter | 1.965 INCHES MINIMUM AND 1.970 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 |
|---|---|
| 5281443 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 838127 PRIMARY | General Motors Corp (USA) |
| 838127 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 838127 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 838127 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 5340-00-276-9813 is a Plug,expansion, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-276-9813 has 3 manufacturer part numbers on file: 5281443 (U S Army Tank Automotive Command Amsta-Im-Mm), 838127 (General Motors Corp), 838127 (General Motors Llc Dba General Motors Llc).
Key specifications for 5281443: Radius: 0.031 INCHES NOMINAL IN; Outside Diameter: 1.976 INCHES MINIMUM AND 1.981 INCHES MAXIMUM IN; Style Designator: TRAPPED CUP; Material Document and Classification: SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE. 8 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.