The Button,plug, cataloged under National Stock Number 5340-00-490-9478, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is American Engineered Components. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-490-9478 |
| Primary Part Number | SS51338P5001 |
| Item Name | Button,plug |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | American Engineered Components |
| Status | ACTIVE |
| Head Height | 0.063 INCHES NOMINAL IN |
| Hole Accommodation Diameter | 0.500 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Style Designator | STANDARD |
| Material Document and Classification | SAE 1010 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1050 ASSN STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | PAINT |
| Head Outside Diameter | 0.625 INCHES NOMINAL IN |
| Material | STEEL COMP 1010 OR STEEL COMP 1050 |
| Prong Quantity | 6 |
| 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 |
|---|---|
| SS51338P5001 PRIMARY | American Engineered Components (USA) |
| Reference | Meaning |
|---|---|
| 100-046S32D2 | 1/2 Source control — Government-approved source U.S. Government activity |
| SS51338P5001 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-490-9478 is a Button,plug, manufactured by American Engineered Components, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-490-9478 has 1 manufacturer part number on file: SS51338P5001 (American Engineered Components).
Key specifications for SS51338P5001: Overall Height: 0.391 INCHES NOMINAL IN; Head Height: 0.063 INCHES NOMINAL IN; Hole Accommodation Diameter: 0.500 INCHES NOMINAL IN; Material Accommodated Thickness: 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN. 9 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.