The Bolt,shoulder, cataloged under National Stock Number 5306-01-160-7551, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-160-7551 |
| Primary Part Number | LS14965-5D55 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Fastener Length | 3.936 INCHES MINIMUM AND 3.976 INCHES MAXIMUM IN |
| Shoulder Length | 3.448 INCHES MINIMUM AND 3.468 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.468 INCHES MINIMUM AND 0.528 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.755 INCHES MINIMUM AND 3.805 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 |
|---|---|
| LS14965-5D55 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| LS14965-5D55 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| LS14965-5D55 | Howmet Global Fastening Systems Inc (USA) |
| LS14965-5D55 | Hi-Shear Corporation (USA) |
| LS14965-5D55 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| LS14965-5D55 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| LS14965-5D55 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| LS14965-5D55 | 5/2 Secondary reference U.S. Government activity |
| LS14965-5D55 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| LS14965-5D55 | 5/2 Secondary reference U.S. Government activity |
| LS14965-5D55 | 5/2 Secondary reference U.S. Government activity |
| LS14965-5D55 | 3/2 Design control — primary reference U.S. Government activity |
| LS14965-5D55 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-160-7551 is a Bolt,shoulder, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-160-7551 has 7 manufacturer part numbers on file: LS14965-5D55 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), LS14965-5D55 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), LS14965-5D55 (Howmet Global Fastening Systems Inc), LS14965-5D55 (Hi-Shear Corporation), LS14965-5D55 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 2 more.
Key specifications for LS14965-5D55: Head Height: 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; Fastener Length: 3.936 INCHES MINIMUM AND 3.976 INCHES MAXIMUM IN; Shoulder Length: 3.448 INCHES MINIMUM AND 3.468 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.