The Pin-Rivet, cataloged under National Stock Number 5320-01-590-9727, 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 14 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-590-9727 |
| Primary Part Number | HL644-6-13 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM |
| Head Height | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Fastener Length | 1.127 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN |
| Head Style | STRAIGHT PAN |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN |
| Width Between Flats | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.295 INCHES MINIMUM AND 0.315 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 |
|---|---|
| HL644-6-13 PRIMARY | Hi-Shear Corporation (USA) |
| HL644-6-13 | Howmet Global Fastening Systems Inc (USA) |
| HL644-6-13 | Huck International, Inc (USA) |
| HL644-6-13 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HL644-6-13 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL644-6-13 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL644-6-13 | West Coast Aerospace, Inc. (USA) |
| HL644-6-13 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HL644-6-13 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-590-9727 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-590-9727 has 8 manufacturer part numbers on file: HL644-6-13 (Hi-Shear Corporation), HL644-6-13 (Howmet Global Fastening Systems Inc), HL644-6-13 (Huck International, Inc), HL644-6-13 (Sps Technologies Ltd, Tj Brooks Division), HL644-6-13 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 3 more.
Key specifications for HL644-6-13: Shank Diameter: 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN; Lubrication: SOLID FILM; Head Height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Fastener Length: 1.127 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN. 14 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.