The Pin-Rivet, cataloged under National Stock Number 5320-01-351-9443, 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 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-351-9443 |
| Primary Part Number | HLT451-12-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 1.2850 INCHES MINIMUM AND 1.3050 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 | 0.375 INCHES IN |
| Grip Length | 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM IN |
| Width Between Flats | 0.1582 INCHES MINIMUM AND 0.1617 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 | 24 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.5554 INCHES MINIMUM AND 0.5604 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 |
|---|---|
| HLT451-12-12 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT451-12-12 | Huck International, Inc (USA) |
| HLT451-12-12 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HLT451-12-12 | 5/9 Secondary reference U.S. Government activity |
| HLT451-12-12 | 5/9 Secondary reference U.S. Government activity |
| AIC-L779V6-12 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 03A074-12-12 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| HLT451-12-12 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 03A074-12-12 | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| HLT451-12-12 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HLT451-12-12 | 5/9 Secondary reference Sps Technologies Inc |
| HLT451-12-12 | 5/9 Secondary reference West Coast Aerospace, Inc. |
NSN 5320-01-351-9443 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-351-9443 has 3 manufacturer part numbers on file: HLT451-12-12 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT451-12-12 (Huck International, Inc), HLT451-12-12 (Hi-Shear Corporation).
Key specifications for HLT451-12-12: Shank Diameter: 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 1.2850 INCHES MINIMUM AND 1.3050 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.