The Screw,machine, cataloged under National Stock Number 5305-01-067-8519, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Pattonair Usa Inc Dba Incora Div Uniseal Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-067-8519 |
| Primary Part Number | NT352R1428AC8 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Pattonair Usa Inc Dba Incora Div Uniseal Division |
| Status | ACTIVE |
| Head Height | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.485 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.414 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | O RING |
| Head Style | WATERTIGHT |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNF |
| Head Diameter | 0.507 INCHES NOMINAL IN |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| NT352R1428AC8 PRIMARY | Pattonair Usa Inc Dba Incora Div Uniseal Division (USA) |
| Reference | Meaning |
|---|---|
| 534824-5 | 5/2 Secondary reference U.S. Government activity |
| 13265321-1 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5305-01-067-8519 is a Screw,machine, manufactured by Pattonair Usa Inc Dba Incora Div Uniseal Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-067-8519 has 1 manufacturer part number on file: NT352R1428AC8 (Pattonair Usa Inc Dba Incora Div Uniseal Division).
Key specifications for NT352R1428AC8: Head Height: 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.485 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE. 17 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.