The Pin-Rivet, cataloged under National Stock Number 5320-01-645-9508, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-645-9508 |
| Primary Part Number | HK0097C6X3 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.2021 INCHES MINIMUM AND 0.2028 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.0712 INCHES MINIMUM AND 0.0783 INCHES MAXIMUM IN |
| Fastener Length | 0.513 INCHES NOMINAL IN |
| Material Document and Classification | AMS 4967 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 4928 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | CROWN COUNTERSUNK LESS THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1900 INCHES IN |
| Grip Length | 0.188 INCHES NOMINAL IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM AND CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.334 INCHES MINIMUM AND 0.347 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 |
|---|---|
| HK0097C6X3 PRIMARY | Huck International, Inc (USA) |
| HST629AP-6-3 PRIMARY | Hi-Shear Corporation (USA) |
| WC197A-6X3 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| VS3437VAP6X3 | 3/2 Design control — primary reference U.S. Government activity |
| 3D0097C6X3 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-645-9508 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-645-9508 has 3 manufacturer part numbers on file: HK0097C6X3 (Huck International, Inc), HST629AP-6-3 (Hi-Shear Corporation), WC197A-6X3 (West Coast Aerospace, Inc.).
Key specifications for HK0097C6X3: Shank Diameter: 0.2021 INCHES MINIMUM AND 0.2028 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.0712 INCHES MINIMUM AND 0.0783 INCHES MAXIMUM IN; Fastener Length: 0.513 INCHES NOMINAL IN. 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.