The Screw,shoulder, cataloged under National Stock Number 5305-01-596-5047, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 19 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 | 5305-01-596-5047 |
| Primary Part Number | 92981A403 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Width Across Flats | 6.0 MILLIMETERS NOMINAL MM |
| Head Height | 9.0 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 5G 6G G |
| Fastener Length | 36.0 MILLIMETERS MINIMUM AND 36.3 MILLIMETERS MAXIMUM MM |
| Shoulder Length | 20.0 MILLIMETERS MINIMUM AND 20.3 MILLIMETERS MAXIMUM OVERALL MM |
| Shoulder Diameter | 12.0 MILLIMETERS MINIMUM AND 12.1 MILLIMETERS MAXIMUM OVERALL MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 16.0 MILLIMETERS NOMINAL MM |
| Shoulder Shape | ROUND OVERALL |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM OVERALL |
| Single Shear Strength | ERR-060 |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 159500 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Material | STEEL PROPERTY CLASS 12.9 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 18.0 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 |
|---|---|
| 92981A403 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5305-01-596-5047 is a Screw,shoulder, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-596-5047 has 1 manufacturer part number on file: 92981A403 (Mcmaster-Carr Supply Co).
Key specifications for 92981A403: Width Across Flats: 6.0 MILLIMETERS NOMINAL MM; Head Height: 9.0 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 5G 6G G; Fastener Length: 36.0 MILLIMETERS MINIMUM AND 36.3 MILLIMETERS MAXIMUM MM. 19 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.