The Pin-Rivet, cataloged under National Stock Number 5320-01-522-9401, 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 28 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-522-9401 |
| Primary Part Number | HL21PB86W6-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE I, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE COLLAR |
| Surface Treatment Document and Classification | QQ-P-416, TYPE I, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| Collar Inside Diameter | 0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Collar Overall Height | 0.437 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN |
| Collar Style | THREADED BREAK OFF TYPE |
| Collar Outside Diameter | 0.303 INCHES MINIMUM AND 0.307 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 6515 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6349 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE COLLAR |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM WASHER |
| Surface Treatment | CADMIUM AND CHROMATE BODY |
| Surface Treatment | CADMIUM COLLAR |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 COLLAR |
| Material | STEEL CORROSION RESISTING WASHER |
| Material | STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 BODY |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3765 INCHES MINIMUM AND 0.3813 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 |
|---|---|
| HL21PB86W6-4 PRIMARY | Hi-Shear Corporation (USA) |
| HL21PB86W6-4 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
NSN 5320-01-522-9401 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-522-9401 has 2 manufacturer part numbers on file: HL21PB86W6-4 (Hi-Shear Corporation), HL21PB86W6-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for HL21PB86W6-4: Shank Diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE I, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE COLLAR; Surface Treatment Document and Classification: QQ-P-416, TYPE I, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE WASHER; Surface Treatment Document and Classification: QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE BODY. 28 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.