The Pin-Rivet, cataloged under National Stock Number 5320-01-528-1561, 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 18 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-528-1561 |
| Primary Part Number | HL644-5-7 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.163 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM |
| Head Height | 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN |
| Fastener Length | 0.739 INCHES MINIMUM AND 0.759 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN |
| Width Between Flats | 0.063 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Minimum Tensile Strength | 2200 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 5280 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.242 INCHES MINIMUM AND 0.262 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 |
|---|---|
| HL644-5-7 | West Coast Aerospace, Inc. (USA) |
| HL644-5-7 PRIMARY | Hi-Shear Corporation (USA) |
| HL644-5-7 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL644-5-7 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL644-5-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| HL644-5-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-528-1561 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-528-1561 has 5 manufacturer part numbers on file: HL644-5-7 (West Coast Aerospace, Inc.), HL644-5-7 (Hi-Shear Corporation), HL644-5-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL644-5-7 (Sps Technologies, Llc Dba PB Fasteners), HL644-5-7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for HL644-5-7: Shank Diameter: 0.163 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN; Lubrication: SOLID FILM; Head Height: 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN; Fastener Length: 0.739 INCHES MINIMUM AND 0.759 INCHES MAXIMUM 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.