The Pin-Rivet, cataloged under National Stock Number 5320-01-046-3355, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-046-3355 |
| Primary Part Number | ST3M350V4-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Shank Diameter | 0.3015 INCHES NOMINAL IN |
| Fastener Length | 1.121 INCHES MINIMUM AND 1.146 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.740 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.452 INCHES MAXIMUM 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 |
|---|---|
| ST3M350V4-12 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| TLV130-4-12E | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M350V4-12 PRIMARY | Huck International, Inc (USA) |
| ST3M350V4-12 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| ST3M350V4-12 | 5/9 Secondary reference Reid Products Inc. Dba Reid Products Inc |
| TLV130-4-12E | 5/9 Secondary reference Huck International, Inc |
| TLV130-4-12E | 5/9 Secondary reference U.S. Government activity |
| TLV130-4-12E | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| TLV130-4-12E | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| TLV130-4-12E | 5/9 Secondary reference U.S. Government activity |
| ST3M350V4-12 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| TLV130-4-12E | 5/9 Secondary reference U.S. Government activity |
| ST3M350V4-12 | 3/2 Design control — primary reference U.S. Government activity |
| TLV130-4-12E | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5320-01-046-3355 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-046-3355 has 4 manufacturer part numbers on file: ST3M350V4-12 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), TLV130-4-12E (Reid Products Inc. Dba Reid Products Inc), ST3M350V4-12 (Huck International, Inc), ST3M350V4-12 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for ST3M350V4-12: Shank Diameter: 0.3015 INCHES NOMINAL IN; Fastener Length: 1.121 INCHES MINIMUM AND 1.146 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK; Thread Direction: RIGHT-HAND. 13 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.