The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-608-7983, 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 14 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-608-7983 |
| Primary Part Number | ISO7380-M3X12-A2 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Width Across Flats | 2.0 MILLIMETERS NOMINAL MM |
| Head Height | 1.4 MILLIMETERS MINIMUM AND 1.7 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 12.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.5 |
| Thread Length | 11.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | ASTM F738 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 3.0 MILLIMETERS MM |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Material | STEEL COMP 321 OR STEEL COMP 347 OVERALL |
| Thread Series Designator | ISO M |
| Head Diameter | 5.4 MILLIMETERS MINIMUM AND 5.7 MILLIMETERS MAXIMUM 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 |
|---|---|
| 94500A264 | Mcmaster-Carr Supply Co (USA) |
| 183-8610 | Rs Components SAS (FRA) |
| ISO7380-M3X12-A2 PRIMARY | International Organization for Standardization (iso) (CHE) |
| 183-8610 | Rs Components Limited (GBR) |
NSN 5305-01-608-7983 is a Screw,cap,socket Head, manufactured by International Organization for Standardization (iso), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-608-7983 has 4 manufacturer part numbers on file: 94500A264 (Mcmaster-Carr Supply Co), 183-8610 (Rs Components SAS), ISO7380-M3X12-A2 (International Organization for Standardization (iso)), 183-8610 (Rs Components Limited).
Key specifications for ISO7380-M3X12-A2: Width Across Flats: 2.0 MILLIMETERS NOMINAL MM; Head Height: 1.4 MILLIMETERS MINIMUM AND 1.7 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 12.0 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.