The Pin-Rivet, cataloged under National Stock Number 5320-01-357-3951, 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 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-357-3951 |
| Primary Part Number | HL19PB70-6-4 |
| 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 |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.2500 INCHES MAXIMUM IN |
| Identification Code Color | BRONZE |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-5000 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5626 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6049 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1900 INCHES IN |
| Grip Length | 0.2500 INCHES MAXIMUM IN |
| Width Between Flats | 0.104 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.2966 INCHES MINIMUM AND 0.3016 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 |
|---|---|
| HL19PB70-6-4 PRIMARY | Hi-Shear Corporation (USA) |
| HL19PB70-6-4 | West Coast Aerospace, Inc. (USA) |
| HL19PB70-6-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL19PB70-6-4 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL19PB70-6-4 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| HL19PB70-6-4 | 5/2 Secondary reference U.S. Government activity |
| HL19PB70-6-4 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HL19PB70-6-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-357-3951 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-357-3951 has 5 manufacturer part numbers on file: HL19PB70-6-4 (Hi-Shear Corporation), HL19PB70-6-4 (West Coast Aerospace, Inc.), HL19PB70-6-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL19PB70-6-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL19PB70-6-4 (Huck International, Inc).
Key specifications for HL19PB70-6-4: Shank Diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.2500 INCHES MAXIMUM IN; Identification Code Color: BRONZE. 20 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.