The Button,plug, cataloged under National Stock Number 5340-01-249-0238, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Edwin B. Stimpson Company, Inc. Dba Stimpson. Government technical data includes 6 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-249-0238 |
| Primary Part Number | NAS 451-51 |
| Item Name | Button,plug |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Edwin B. Stimpson Company, Inc. Dba Stimpson |
| Status | ACTIVE |
| Hole Accommodation Diameter | 1.000 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN |
| Style Designator | STANDARD |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| Prong Quantity | 12 |
| 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 |
|---|---|
| HS4248C64A | American Engineered Components (USA) |
| NAS 451-51 PRIMARY | Edwin B. Stimpson Company, Inc. Dba Stimpson (USA) |
| HS4248C64A | The Boeing Company (USA) |
NSN 5340-01-249-0238 is a Button,plug, manufactured by Edwin B. Stimpson Company, Inc. Dba Stimpson, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-249-0238 has 3 manufacturer part numbers on file: HS4248C64A (American Engineered Components), NAS 451-51 (Edwin B. Stimpson Company, Inc. Dba Stimpson), HS4248C64A (The Boeing Company).
Key specifications for NAS 451-51: Hole Accommodation Diameter: 1.000 INCHES NOMINAL IN; Material Accommodated Thickness: 0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN; Style Designator: STANDARD; Surface Treatment: PASSIVATE. 6 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.