The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-623-1716, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Inc.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-623-1716 |
| Primary Part Number | G1931BH080080N |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Dynamics Land Systems Inc. |
| Status | ACTIVE |
| Width Across Flats | 6.1 MILLIMETERS MAXIMUM MM |
| Head Height | 8.0 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 80.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | ASTMB633 TYPE 3,FE/ZN12 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Pitch in Millimeters | 1.25 |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Internal Drive Style | HEXAGON |
| Material | STEEL PROPERTY CLASS 12.9 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 13.0 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 |
|---|---|
| G1931BH080080N PRIMARY | General Dynamics Land Systems Inc. (USA) |
| AES43M08B080BC49B1 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5305-01-623-1716 is a Screw,cap,socket Head, manufactured by General Dynamics Land Systems Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-623-1716 has 2 manufacturer part numbers on file: G1931BH080080N (General Dynamics Land Systems Inc.), AES43M08B080BC49B1 (The American Society of Mechanical Engineers).
Key specifications for G1931BH080080N: Width Across Flats: 6.1 MILLIMETERS MAXIMUM MM; Head Height: 8.0 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 80.0 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.