The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-628-6333, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-628-6333 |
| Primary Part Number | 25DF93 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Head Height | 5.3 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 30.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.25 |
| Thread Length | 30.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 13.0 MILLIMETERS NOMINAL MM |
| Thread Series Designator | M |
| 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 |
|---|---|
| 25DF93 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| Z004529 | 5/9 Secondary reference Lep Special Fasteners, Inc Div Fontana Fasteners, Inc. |
NSN 5305-01-628-6333 is a Screw,cap,hexagon Head, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-628-6333 has 1 manufacturer part number on file: 25DF93 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 25DF93: Head Height: 5.3 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Fastener Length: 30.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25. 10 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.