The Screw,machine, cataloged under National Stock Number 5305-00-579-4418, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-579-4418 |
| Primary Part Number | AN505C6-7 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Aeronautical Standards Group Dept of Navy and Air Force |
| Status | ACTIVE |
| Fastener Length | 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Head Diameter | 0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Head Style | FLAT COUNTERSUNK |
| Thread Class | 2A A |
| Thread Length | 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 32 |
| Screw Material Document and Classification | MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 4TH MATERIAL RESPONSE OR QQ-S-763,CLASS 4 FED SPEC 5TH MATERIAL RESPONSE |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Screw Surface Treatment | PASSIVATE |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 OR STEEL COMP 430 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN505C6-7 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5305-00-579-4418 is a Screw,machine, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-579-4418 has 1 cross-referenced part number: AN505C6-7 (Aeronautical Standards Group Dept of Navy and Air Force).
There is 1 known substitute for 5305-00-579-4418: 5305-00-727-8832. Verify interchangeability with system specifications before substitution.
Key specifications for AN505C6-7: Fastener Length: 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Head Diameter: 0.257 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN; Internal Drive Style: CROSS RECESS TYPE 1; Head Style: FLAT COUNTERSUNK. 14 total characteristics are documented in the Federal Logistics Information System.