The Bolt,shoulder, cataloged under National Stock Number 5306-01-047-0330, 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 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-047-0330 |
| Primary Part Number | MB89-5D9 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Head Height | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Fastener Length | 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Shoulder Length | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 76301-ST3-507 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.846 INCHES MINIMUM AND 0.889 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| MB89-5D9 PRIMARY | Hi-Shear Corporation (USA) |
| VAL23608-5D9 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| MB89-5D9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 11921-5D9 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M507-5D9 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| VS3038-5D9 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BM17019-5D9Y | 5/9 Secondary reference U.S. Government activity |
| VS3038-5D9 | 5/9 Secondary reference U.S. Government activity |
| 109453-5D9Y | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 109453-5D9Y | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-047-0330 is a Bolt,shoulder, manufactured by Hi-Shear Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-047-0330 has 5 manufacturer part numbers on file: MB89-5D9 (Hi-Shear Corporation), VAL23608-5D9 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), MB89-5D9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 11921-5D9 (Reid Products Inc. Dba Reid Products Inc), ST3M507-5D9 (The Boeing Company Div Defense).
Key specifications for MB89-5D9: Head Height: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN; Fastener Length: 1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Shoulder Length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM FIRST SHOULDER 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.