The Pin-Rivet, cataloged under National Stock Number 5320-01-582-5724, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-582-5724 |
| Primary Part Number | ST3M428C4-6 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Shank Diameter | 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Head Height | 0.028 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Grip Length | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Shank Style | STUMP |
| Material | IRON ALLOY 660 OVERALL |
| Head Major Diameter | 0.181 INCHES MINIMUM AND 0.195 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 |
|---|---|
| ST3M428C4-6 | Huck International, Inc (USA) |
| ST3M428C4-6 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| ST3M428C4-6 | The Boeing Company Div Defense (USA) |
| ST3M428C4-6 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| ST3M428C4-6 | 5/2 Secondary reference U.S. Government activity |
| SLSPCTEU4-6 | 5/9 Secondary reference Huck International, Inc |
| SLSPCT-EU4-6 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
NSN 5320-01-582-5724 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-582-5724 has 4 manufacturer part numbers on file: ST3M428C4-6 (Huck International, Inc), ST3M428C4-6 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), ST3M428C4-6 (The Boeing Company Div Defense), ST3M428C4-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for ST3M428C4-6: Shank Diameter: 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Head Height: 0.028 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Material Document and Classification: AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: STRAIGHT PAN. 8 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.