The Screw,machine, cataloged under National Stock Number 5305-00-014-2443, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-014-2443 |
| Primary Part Number | 142443 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Head Height | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM OR ZINC |
| Fastener Length | 1.375 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-633 FED SPEC ALL MATERIAL RESPONSES |
| Thread Length | 1.375 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Document | AS MODIFIED BYLG |
| Nondefinitive Spec/std Data | 1 TYPE AND 1S STYLE |
| Screw Material | STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.334 INCHES MINIMUM AND 0.359 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 |
|---|---|
| 142443 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| FFS92TYPE1STYLE1S | 4/1 Identification reference U.S. Government activity |
| 27169S8 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 142443 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 27169S7 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 142443 | 5/9 Secondary reference General Motors Corp |
| 27169S7S8 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 5305-00-014-2443 is a Screw,machine, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-014-2443 has 1 manufacturer part number on file: 142443 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 1650-00-504-5532, 4820-01-291-9233. Verify interchangeability with system specifications before substitution.
Key specifications for 142443: Head Height: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM OR ZINC; Fastener Length: 1.375 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES. 16 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.