The Screw Assembly,panel, cataloged under National Stock Number 5305-01-050-1644, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-050-1644 |
| Primary Part Number | CA29040-06-2-9P |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.062 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.270 INCHES MINIMUM 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 |
|---|---|
| CA29040-06-2-9P PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| CA2901-2-9P | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
NSN 5305-01-050-1644 is a Screw Assembly,panel, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-050-1644 has 1 manufacturer part number on file: CA29040-06-2-9P (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA29040-06-2-9P: Fastener Length: 0.500 INCHES NOMINAL IN; Material Accommodated Thickness: 0.062 INCHES MINIMUM IN; Nominal Thread Diameter: 0.138 INCHES IN; Head Style: FILLISTER. 12 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.