The Pin-Rivet, cataloged under National Stock Number 5320-01-666-0809, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-666-0809 |
| Primary Part Number | HL64-10-18 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.3266 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.098 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 1.625 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6349 ASSN STD 2ND MATERIAL RESPONSE OR AMS-S-6049 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.125 INCHES NOMINAL IN |
| Width Between Flats | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.472 INCHES MINIMUM AND 0.502 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 |
|---|---|
| HL64-10-18 | West Coast Aerospace, Inc. (USA) |
| HL64-10-18 | Huck International, Inc (USA) |
| HL64-10-18 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL64-10-18 PRIMARY | Hi-Shear Corporation (USA) |
| HL64-10-18 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL64-10-18 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| HL64-10-18 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-666-0809 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-666-0809 has 6 manufacturer part numbers on file: HL64-10-18 (West Coast Aerospace, Inc.), HL64-10-18 (Huck International, Inc), HL64-10-18 (Sps Technologies, Llc Dba PB Fasteners), HL64-10-18 (Hi-Shear Corporation), HL64-10-18 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 1 more.
Key specifications for HL64-10-18: Shank Diameter: 0.3266 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.098 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 1.625 INCHES NOMINAL IN. 19 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.