The Pin-Rivet, cataloged under National Stock Number 5320-01-515-2070, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-515-2070 |
| Primary Part Number | HL646PB20-28 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.228 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN |
| Fastener Length | 2.565 INCHES MINIMUM AND 2.585 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Grip Length | 1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Width Between Flats | 0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 54600 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.918 INCHES MINIMUM AND 0.953 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 |
|---|---|
| HL646PB20-28 | West Coast Aerospace, Inc. (USA) |
| HL646PB20-28 | Huck International, Inc (USA) |
| HL646PB20-28 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL646PB20-28 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL646PB20-28 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL646PB20-28 | Howmet Global Fastening Systems Inc (USA) |
| HL646PB20-28 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL646PB20-28 | 5/2 Secondary reference U.S. Government activity |
| HL646PB20-28 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-515-2070 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-515-2070 has 7 manufacturer part numbers on file: HL646PB20-28 (West Coast Aerospace, Inc.), HL646PB20-28 (Huck International, Inc), HL646PB20-28 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL646PB20-28 (Sps Technologies, Llc Dba PB Fasteners), HL646PB20-28 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 more.
Key specifications for HL646PB20-28: Shank Diameter: 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.228 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN; Fastener Length: 2.565 INCHES MINIMUM AND 2.585 INCHES MAXIMUM 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.