The Pin-Rivet, cataloged under National Stock Number 5320-01-045-2540, 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 18 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-045-2540 |
| Primary Part Number | HL744LL-10-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.068 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN |
| Fastener Length | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 258,FSCM 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 0.567 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.475 INCHES MINIMUM AND 0.505 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 |
|---|---|
| HL744LL-10-9 | Huck International, Inc (USA) |
| HL744LL-10-9 | Howmet Global Fastening Systems Inc (USA) |
| HL744LL-10-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL744LL-10-9 PRIMARY | Hi-Shear Corporation (USA) |
| HL744LL-10-9 | West Coast Aerospace, Inc. (USA) |
| AIC-L-744LL10-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL744LL-10-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HL744LL10-9 | 5/9 Secondary reference U.S. Government activity |
| ST3M501-5-9 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HL744LL-10-9 | 5/2 Secondary reference U.S. Government activity |
| MA4501-5-9 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| ST3M501-5-9 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
NSN 5320-01-045-2540 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-045-2540 has 7 manufacturer part numbers on file: HL744LL-10-9 (Huck International, Inc), HL744LL-10-9 (Howmet Global Fastening Systems Inc), HL744LL-10-9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL744LL-10-9 (Hi-Shear Corporation), HL744LL-10-9 (West Coast Aerospace, Inc.) and 2 more.
Key specifications for HL744LL-10-9: Shank Diameter: 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.068 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN; Fastener Length: 1.052 INCHES MINIMUM AND 1.072 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.