The Screw,machine, cataloged under National Stock Number 5305-00-080-9483, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-080-9483 |
| Primary Part Number | 3MA123-3-3 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Screw Surface Treatment | PRIMER |
| Fastener Length | 0.594 INCHES NOMINAL IN |
| Screw Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.406 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | IRON ALLOY 660 |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.376 INCHES MINIMUM AND 0.381 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 |
|---|---|
| 3MA123-3-3 | Howmet Global Fastening Systems Inc (USA) |
| 3MA123-3-3 | Unirex, Inc. (USA) |
| 3MA123-3-3 PRIMARY | The Boeing Company Div Defense (USA) |
| 3MA123-3-3 | Hi-Shear Corporation (USA) |
| 3MA123-3-3 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3MA123-3-3 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3MA123-3-3 | 5/2 Secondary reference U.S. Government activity |
| 3MFR123-3-3P | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5305-00-080-9483 is a Screw,machine, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-080-9483 has 6 manufacturer part numbers on file: 3MA123-3-3 (Howmet Global Fastening Systems Inc), 3MA123-3-3 (Unirex, Inc.), 3MA123-3-3 (The Boeing Company Div Defense), 3MA123-3-3 (Hi-Shear Corporation), 3MA123-3-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 1 more.
Key specifications for 3MA123-3-3: Screw Surface Treatment: PRIMER; Fastener Length: 0.594 INCHES NOMINAL IN; Screw Material Document and Classification: AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.406 INCHES MINIMUM 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.