The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-478-8173, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-478-8173 |
| Primary Part Number | VS3258C3C2-3 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3M943C3C2-3 | G.s. Precision, Inc. (USA) |
| VS3258C3C2-3 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| WC943C3C2-3 | West Coast Aerospace, Inc. (USA) |
| 3M943C3C2-3 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M943C3C2-3 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| 3M943C3C2-3 PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M943C3C2-3 PRIMARY | Saturn Fasteners Inc (USA) |
| 3M943C3C2-2 | Houston Precision Fasteners I Lp (USA) |
| 3M943C3C2-3 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M943C3C2-3 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M943C3C2-3 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M943C3C2-2 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 3M943C3C2-3 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| VS3258C3C2-3 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 11415C3C2-3 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M943C3C2-3 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M943C3C2-3 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| AAP139C3C2-3 | 5/2 Secondary reference U.S. Government activity |
| VS3258C3C2-3 | 5/9 Secondary reference U.S. Government activity |
| 3M943C3C2-3 | 5/9 Secondary reference Sps Technologies Ltd, Tj Brooks Division |
| 3M943C3C2-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-478-8173 is a Pin,shoulder,headless, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-478-8173 has 17 manufacturer part numbers on file: 3M943C3C2-3 (G.s. Precision, Inc.), VS3258C3C2-3 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), WC943C3C2-3 (West Coast Aerospace, Inc.), 3M943C3C2-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 3M943C3C2-3 (Heartland Precision Fasteners Inc) and 12 more.
Key specifications for VS3258C3C2-3: Criticality Code Justification: AGAV; Special Features: DIA ON THREAD END 0.1895-0.1890; PIN END 0.1863-0.1851; End Item Identification: F18 E/F FIGHTER AIRCRAFT; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF). 2 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.
NSN 5315-01-478-8173 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.