The Screw,tapping, cataloged under National Stock Number 5305-00-263-9155, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-263-9155 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Features Provided | CASEHARDENED |
| Head Style | ROUND |
| Nondefinitive Spec/std Data | A TYPE |
| Internal Drive Style | SLOT |
| Material | STEEL OVERALL |
| Head Diameter | 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| FFS107 | 4/1 Identification reference U.S. Government activity |
NSN 5305-00-263-9155 is a Screw,tapping, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-263-9155: Head Height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Fastener Length: 0.250 INCHES NOMINAL IN; Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA); Features Provided: CASEHARDENED. 9 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.