The Pin-Rivet, cataloged under National Stock Number 5320-01-073-5086, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-073-5086 |
| Primary Part Number | ST3M352V4-6 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.3015 INCHES NOMINAL IN |
| Lubrication | DRY FILM AND CETYL ALCOHOL |
| Fastener Length | 0.746 INCHES MINIMUM AND 0.771 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.2968 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.365 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| 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 |
|---|---|
| ST3M352V4-6 PRIMARY | The Boeing Company Div Defense (USA) |
| TLV140-4-6E PRIMARY | Huck International, Inc (USA) |
| TLV140-4-6E | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| TLV140-4-6E | 5/9 Secondary reference U.S. Government activity |
| TLV140-4-6E | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| TLV140-4-6E | 5/2 Secondary reference U.S. Government activity |
| TLV140-4-6E | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| TLV140-4-6E | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-073-5086 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-073-5086 has 3 manufacturer part numbers on file: ST3M352V4-6 (The Boeing Company Div Defense), TLV140-4-6E (Huck International, Inc), TLV140-4-6E (Reid Products Inc. Dba Reid Products Inc).
Key specifications for ST3M352V4-6: Shank Diameter: 0.3015 INCHES NOMINAL IN; Lubrication: DRY FILM AND CETYL ALCOHOL; Fastener Length: 0.746 INCHES MINIMUM AND 0.771 INCHES MAXIMUM IN; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 18 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.