The Pin-Rivet, cataloged under National Stock Number 5320-01-328-3830, 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 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-328-3830 |
| Primary Part Number | ST3M428C5-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Shank Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.036 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN |
| Fastener Length | 0.731 INCHES MINIMUM AND 0.741 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.154 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Head Style | STRAIGHT PAN |
| Grip Length | 0.501 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Shank Style | PIN RIVET, TAPERED SINGLE GROOVE, TYPE 1 END |
| Surface Treatment | PASSIVATE OVERALL |
| Material | IRON ALLOY 660 OVERALL |
| Head Major Diameter | 0.249 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 |
|---|---|
| ST3M428C5-9 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M428C5-9 PRIMARY | Huck International, Inc (USA) |
| ST3M428C5-9 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M428C5-9 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| ST3M428C5-9 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M428C5-9 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M428C5-9 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5320-01-328-3830 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-328-3830 has 4 manufacturer part numbers on file: ST3M428C5-9 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), ST3M428C5-9 (Huck International, Inc), ST3M428C5-9 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M428C5-9 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for ST3M428C5-9: Shank Diameter: 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.036 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN; Fastener Length: 0.731 INCHES MINIMUM AND 0.741 INCHES MAXIMUM IN. 12 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.