The Pin-Rivet, cataloged under National Stock Number 5320-01-591-4737, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-591-4737 |
| Primary Part Number | HL846-10-22 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM |
| Head Height | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN |
| Head Style | STRAIGHT PAN |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Width Between Flats | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.490 INCHES MINIMUM AND 0.520 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 |
|---|---|
| HL846-10-22 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL846-10-22 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HL846-10-22 | West Coast Aerospace, Inc. (USA) |
| HL846-10-22 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HL846-10-22 PRIMARY | Hi-Shear Corporation (USA) |
| HL846-10-22 | Huck International, Inc (USA) |
| HL846-10-22 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL846-10-22 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| HL846-10-22 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-591-4737 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-591-4737 has 8 manufacturer part numbers on file: HL846-10-22 (Sps Technologies, Llc Dba PB Fasteners), HL846-10-22 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HL846-10-22 (West Coast Aerospace, Inc.), HL846-10-22 (Howmet Global Fastening Systems Inc), HL846-10-22 (Hi-Shear Corporation) and 3 more.
Key specifications for HL846-10-22: Shank Diameter: 0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN; Lubrication: SOLID FILM; Head Height: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 1.865 INCHES MINIMUM AND 1.885 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.