The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-674-3858, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-674-3858 |
| Primary Part Number | 11518138 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Head Height | 8.5 MILLIMETERS NOMINAL MM |
| Fastener Length | 30.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | GMW3359, GRAY MAGNI 565 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 15.8 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 | CHAMFER FLANGE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 9.7 MILLIMETERS NOMINAL MM |
| Color | GRAY/GREY OVERALL |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL PROPERTY CLASS 9.8 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 |
|---|---|
| 11518138 PRIMARY | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 4377154 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5305-01-674-3858 is a Screw,cap,hexagon Head, manufactured by General Motors Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-674-3858 has 1 manufacturer part number on file: 11518138 (General Motors Corp).
Key specifications for 11518138: Head Height: 8.5 MILLIMETERS NOMINAL MM; Fastener Length: 30.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: GMW3359, GRAY MAGNI 565 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Extended Washer Diameter: 15.8 MILLIMETERS NOMINAL MM. 14 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.