The Screw,machine, cataloged under National Stock Number 5305-00-080-9247, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-080-9247 |
| Primary Part Number | HT4064-3-14 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Fastener Length | 1.344 INCHES NOMINAL IN |
| Screw Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.469 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 4130 |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNF |
| Head Diameter | 0.502 INCHES MINIMUM AND 0.507 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 |
|---|---|
| HT4064-3-14 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HT4064-3-14 PRIMARY | Hi-Shear Corporation (USA) |
| HT4064-3-14 PRIMARY | Huck International, Inc (USA) |
| HT4064-3-14 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 3MA584-14 | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| HT4064-3-14 | 5/9 Secondary reference U.S. Government activity |
| 3MA584-14 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 3MFRA584-14 | 5/9 Secondary reference The Boeing Company Div Defense |
| 3MA584-14 | 3/2 Design control — primary reference U.S. Government activity |
| HT4064-3-14 | 5/9 Secondary reference U.S. Government activity |
| 3MA584-14 | 5/9 Secondary reference Apollo Aerospace |
NSN 5305-00-080-9247 is a Screw,machine, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-080-9247 has 5 manufacturer part numbers on file: HT4064-3-14 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HT4064-3-14 (Hi-Shear Corporation), HT4064-3-14 (Huck International, Inc), HT4064-3-14 (Howmet Global Fastening Systems Inc), 3MA584-14 (Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc).
Key specifications for HT4064-3-14: Fastener Length: 1.344 INCHES NOMINAL IN; Screw Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.469 INCHES MINIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN. 14 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.