The Screw,tapping, cataloged under National Stock Number 5305-01-050-0393, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-050-0393 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Fastener Length | 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Head Style | PAN |
| Head Diameter | 0.155 INCHES MINIMUM AND 0.167 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 |
|---|---|
| 10173088 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 655-501-9101 | 5/2 Secondary reference U.S. Government activity |
| 75XZ2-2 | 3/9 Design control — primary reference U.S. Government activity |
| PK75XZ2-2 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div |
| 655-501-9101 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div |
NSN 5305-01-050-0393 is a Screw,tapping, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-050-0393: Head Height: 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Fastener Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Head Style: PAN; Head Diameter: 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN. 4 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.