The Pin-Rivet, cataloged under National Stock Number 5320-01-334-3703, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-334-3703 |
| Primary Part Number | HLT451-6-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.628 INCHES MINIMUM AND 0.648 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY UNS R56400 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 |
|---|---|
| HLT451-6-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT451-6-5 | West Coast Aerospace, Inc. (USA) |
| AIC-L779V3-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT451-6-5 PRIMARY | Hi-Shear Corporation (USA) |
| HLT451-6-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 03A074-6-5 | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| HLT451-6-5 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HLT451-6-5 | 5/2 Secondary reference U.S. Government activity |
| 03A074-6-5 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 03A074-6-5 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| HLT451-6-5 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| HLT451-6-5 | 5/9 Secondary reference U.S. Government activity |
| HLT451-6-5 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-334-3703 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-334-3703 has 5 manufacturer part numbers on file: HLT451-6-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT451-6-5 (West Coast Aerospace, Inc.), AIC-L779V3-5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT451-6-5 (Hi-Shear Corporation), HLT451-6-5 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for HLT451-6-5: Shank Diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.628 INCHES MINIMUM AND 0.648 INCHES MAXIMUM IN; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 17 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.