The Bolt,shoulder, cataloged under National Stock Number 5306-01-143-0582, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-143-0582 |
| Primary Part Number | HP5497-8D39 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Heartland Precision Fasteners Inc |
| Status | ACTIVE |
| Head Height | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Fastener Length | 3.071 INCHES MINIMUM AND 3.118 INCHES MAXIMUM IN |
| Shoulder Length | 2.428 INCHES MINIMUM AND 2.448 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.5146 INCHES MINIMUM AND 0.5151 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.623 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.752 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.943 INCHES MINIMUM AND 3.000 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 |
|---|---|
| S11-1061-8D39 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| ST3M497-8D39 | J M Precision Inc (USA) |
| HP5497-8D39 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| PBF1254-8D39 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MB88-8D39 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VAL23607-8D39 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M497-8D39 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M497-8D39 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MB88-8D39 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| BM17019-8D39X | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| VS3037-8D39 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| MA5497-8D39 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| VS3037-8D39 | 5/9 Secondary reference U.S. Government activity |
| ST3M497-8D39 | 5/2 Secondary reference U.S. Government activity |
| 109450-8D39 | 3/2 Design control — primary reference U.S. Government activity |
| 109450-8D39 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BM17019-8D39X | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-143-0582 is a Bolt,shoulder, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-143-0582 has 9 manufacturer part numbers on file: S11-1061-8D39 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), ST3M497-8D39 (J M Precision Inc), HP5497-8D39 (Heartland Precision Fasteners Inc), PBF1254-8D39 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MB88-8D39 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 4 more.
Key specifications for HP5497-8D39: Head Height: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN; Fastener Length: 3.071 INCHES MINIMUM AND 3.118 INCHES MAXIMUM IN; Shoulder Length: 2.428 INCHES MINIMUM AND 2.448 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.