The Bolt,shoulder, cataloged under National Stock Number 5306-01-142-2897, 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 17 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-142-2897 |
| Primary Part Number | VAL23608-8D30 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN |
| Fastener Length | 2.508 INCHES MINIMUM AND 2.555 INCHES MAXIMUM IN |
| Shoulder Length | 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.5302 INCHES MINIMUM AND 0.5307 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 |
| 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 | 2.380 INCHES MINIMUM AND 2.437 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 |
|---|---|
| VAL23608-8D30 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST3M507-8D30 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M507-8D30 | J M Precision Inc (USA) |
| PBF1366-8D30 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MB89-8D30 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| S11-1062-8D30 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| MB89-8D30 PRIMARY | Hi-Shear Corporation (USA) |
| ST3M507-8D30 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| VS3038-8D30 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BM17019-8D30Y | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 109451-8D30 | 3/2 Design control — primary reference U.S. Government activity |
| 109451-8D30 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| ST3M507-8D30 | 5/2 Secondary reference U.S. Government activity |
| VS3038-8D30 | 5/9 Secondary reference U.S. Government activity |
| MA5507-8D30 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| ST3M507-8D30 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| HP5507-8D30 | 5/9 Secondary reference Heartland Precision Fasteners Inc |
| BM17019-8D30Y | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-142-2897 is a Bolt,shoulder, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-142-2897 has 8 manufacturer part numbers on file: VAL23608-8D30 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), ST3M507-8D30 (Sps Technologies, Llc Dba PB Fasteners), ST3M507-8D30 (J M Precision Inc), PBF1366-8D30 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MB89-8D30 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 3 more.
Key specifications for VAL23608-8D30: Head Height: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN; Fastener Length: 2.508 INCHES MINIMUM AND 2.555 INCHES MAXIMUM IN; Shoulder Length: 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.5302 INCHES MINIMUM AND 0.5307 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.