The Screw,self-Drilling, cataloged under National Stock Number 5305-01-276-4261, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-276-4261 |
| Primary Part Number | 94059A542 |
| Item Name | Screw,self-Drilling |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.341 INCHES NOMINAL0.341 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES0.250 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Point Style | SELF-DRILLINGSELF-DRILLING |
| Width Between Flats | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVEW/O INTERNAL DRIVE |
| Thread Quantity Per Inch | 1414 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 94059A542 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5305-01-276-4261 is a Screw,self-Drilling, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-276-4261 has 1 manufacturer part number on file: 94059A542 (Mcmaster-Carr Supply Co).
Key specifications for 94059A542: Head Height: 0.341 INCHES NOMINAL0.341 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN; Extended Washer Diameter: 0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES0.250 INCHES IN. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.