The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-264-3601, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hiab Usa Inc. 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 | 5305-01-264-3601 |
| Primary Part Number | 990 8790 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hiab Usa Inc |
| Status | ACTIVE |
| Width Across Flats | 3.0 MILLIMETERS NOMINAL MM |
| Head Height | 4.0 MILLIMETERS NOMINAL MM |
| Fastener Length | 8.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.7 |
| Thread Length | 6.60 MILLIMETERS NOMINAL MM |
| Material Document and Classification | DIN 912 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Material | STEEL PROPERTY CLASS 12.9 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 7.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 990 8790 PRIMARY | Hiab Usa Inc (USA) |
NSN 5305-01-264-3601 is a Screw,cap,socket Head, manufactured by Hiab Usa Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-264-3601 has 1 manufacturer part number on file: 990 8790 (Hiab Usa Inc).
Key specifications for 990 8790: Width Across Flats: 3.0 MILLIMETERS NOMINAL MM; Head Height: 4.0 MILLIMETERS NOMINAL MM; Fastener Length: 8.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.7. 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.