The Button,plug, cataloged under National Stock Number 5340-01-226-2871, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-226-2871 |
| Primary Part Number | BACP20B68B |
| Item Name | Button,plug |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Edwin B. Stimpson Company, Inc. Dba Stimpson |
| Status | ACTIVE |
| Head Height | 0.050 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE AND QQ-Z-325, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Hole Accommodation Diameter | 0.375 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.070 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Style Designator | STANDARD |
| Surface Treatment | CADMIUM AND ZINC |
| Head Outside Diameter | 0.315 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Material | STEEL |
| Prong Quantity | 2 |
| 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 |
|---|---|
| BACP20B68B | Edwin B. Stimpson Company, Inc. Dba Stimpson (USA) |
| BACP20B68B | Align Aerospace Llc (USA) |
| Reference | Meaning |
|---|---|
| BACP20B68B | 5/9 Secondary reference Asi Aerospace Group, Inc. Dba Barco Aviation |
| BACP20B68B | 3/2 Design control — primary reference U.S. Government activity |
| BACP20B68B | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-226-2871 is a Button,plug, manufactured by Edwin B. Stimpson Company, Inc. Dba Stimpson, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-226-2871 has 2 manufacturer part numbers on file: BACP20B68B (Edwin B. Stimpson Company, Inc. Dba Stimpson), BACP20B68B (Align Aerospace Llc).
Key specifications for BACP20B68B: Overall Height: 0.400 INCHES NOMINAL IN; Head Height: 0.050 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 1, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE AND QQ-Z-325, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE; Hole Accommodation Diameter: 0.375 INCHES NOMINAL 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.