The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-663-5848, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-663-5848 |
| Primary Part Number | ISO 4017 M18X60-8.8-A2K |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Head Height | 11.285 MILLIMETERS MINIMUM AND 11.715 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 59.4 MILLIMETERS MINIMUM AND 60.6 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 2.5 |
| Thread Length | 59.4 MILLIMETERS MINIMUM AND 60.6 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 18.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 30.14 MILLIMETERS MINIMUM MM |
| Surface Treatment | ZINC OVERALL |
| Chamfer Angle | 15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM |
| Material | STEEL PROPERTY CLASS 8.8 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 |
|---|---|
| ISO 4017 M18X60-8.8-A2K PRIMARY | International Organization for Standardization (iso) (CHE) |
NSN 5305-01-663-5848 is a Screw,cap,hexagon Head, manufactured by International Organization for Standardization (iso), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-663-5848 has 1 manufacturer part number on file: ISO 4017 M18X60-8.8-A2K (International Organization for Standardization (iso)).
Key specifications for ISO 4017 M18X60-8.8-A2K: Head Height: 11.285 MILLIMETERS MINIMUM AND 11.715 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 59.4 MILLIMETERS MINIMUM AND 60.6 MILLIMETERS MAXIMUM MM; Thread Pitch in Millimeters: 2.5. 13 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.