The Bolt,shoulder, cataloged under National Stock Number 5306-01-643-0349, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 17 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 | 5306-01-643-0349 |
| Primary Part Number | 94496A370 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 2.995 INCHES MINIMUM AND 3.005 INCHES MAXIMUM IN |
| Shoulder Length | 1.995 INCHES NOMINAL AND 2.005 INCHES MAXIMUM ALL SHOULDERS IN |
| Shoulder Diameter | 0.500 INCHES NOMINAL ALL SHOULDERS IN |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Hardness Rating | 80.0 ROCKWELL B NOMINAL OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.750 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Minimum Tensile Strength | 70000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 94496A370 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5306-01-643-0349 is a Bolt,shoulder, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-643-0349 has 1 manufacturer part number on file: 94496A370 (Mcmaster-Carr Supply Co).
Key specifications for 94496A370: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 2.995 INCHES MINIMUM AND 3.005 INCHES MAXIMUM IN; Shoulder Length: 1.995 INCHES NOMINAL AND 2.005 INCHES MAXIMUM ALL SHOULDERS IN; Shoulder Diameter: 0.500 INCHES NOMINAL ALL SHOULDERS IN. 17 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.