The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-564-2178, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-564-2178 |
| Primary Part Number | 40694 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Head Height | 6.2 MILLIMETERS MINIMUM AND 6.6 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 30.4 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 29.6 MILLIMETERS MINIMUM AND 30.4 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 6.7 MILLIMETERS MINIMUM AND 7.0 MILLIMETERS MAXIMUM MM |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 40694 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| 500-2983 PRIMARY | Great Lakes Sound & Vibration Inc Div Main Office (USA) |
| 3011519 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| Reference | Meaning |
|---|---|
| 12759-00741 | C/1 Advisory reference — outside the item-of-supply concept Fastenal Company Dba Fastenal Co |
NSN 5305-01-564-2178 is a Screw,cap,hexagon Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-564-2178 has 3 manufacturer part numbers on file: 40694 (Fastenal Company Dba Fastenal Co), 500-2983 (Great Lakes Sound & Vibration Inc Div Main Office), 3011519 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).
Key specifications for 40694: Head Height: 6.2 MILLIMETERS MINIMUM AND 6.6 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 30.4 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.5. 11 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.