The Bolt,shear, cataloged under National Stock Number 5306-01-708-7928, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 23 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 | 5306-01-708-7928 |
| Primary Part Number | MBT50-6-28 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Extended Washer Thickness | 0.101 INCHES MAXIMUM IN |
| Head Height | 0.398 INCHES MAXIMUM IN |
| Fastener Length | 2.148 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.649 INCHES MAXIMUM IN |
| Thread Length | 0.645 INCHES NOMINAL IN |
| Hole Configuration Style | ROUND LONGITUDINAL HOLE |
| Single Shear Strength | ERR-060 |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.75 INCHES NOMINAL IN |
| Width Between Flats | 0.4375 INCHES NOMINAL IN |
| Grip Diameter | 0.3891 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Chamfer Angle | 45.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4340 OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.270 INCHES MAXIMUM IN |
| 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 |
|---|---|
| MBT50-6-28 PRIMARY | Hi-Shear Corporation (USA) |
NSN 5306-01-708-7928 is a Bolt,shear, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-708-7928 has 1 manufacturer part number on file: MBT50-6-28 (Hi-Shear Corporation).
Key specifications for MBT50-6-28: Extended Washer Thickness: 0.101 INCHES MAXIMUM IN; Head Height: 0.398 INCHES MAXIMUM IN; Fastener Length: 2.148 INCHES NOMINAL IN; Extended Washer Diameter: 0.649 INCHES MAXIMUM IN. 23 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.