The Screw,machine, cataloged under National Stock Number 5305-01-603-5493, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-603-5493 |
| Primary Part Number | 40451 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Fastenal Company |
| Status | ACTIVE |
| Thread Pitch in Millimeters | 0.5 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 3.0 MILLIMETERS MM |
| Thread Series Designator | ISO M |
| Screw Material | STEEL |
| External Thread Tolerance Class | 6G G |
| Thread Length | 10.0 MILLIMETERS NOMINAL MM |
| Fastener Length | 10.0 MILLIMETERS NOMINAL MM |
| Head Style | FLAT COUNTERSUNK |
| Countersink Angle | 90.0 DEGREES NOMINAL |
| Internal Drive Style | SLOT |
| Head Diameter | 5.3 MILLIMETERS MINIMUM AND 5.6 MILLIMETERS MAXIMUM MM |
| Head Height | 1.65 MILLIMETERS MAXIMUM MM |
| Screw Surface Treatment | ZINC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40451 PRIMARY | Fastenal Company (USA) |
NSN 5305-01-603-5493 is a Screw,machine, manufactured by Fastenal Company, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-603-5493 has 1 cross-referenced part number: 40451 (Fastenal Company).
There are 4 known substitutes for 5305-01-603-5493: 3455-00-254-8461, 9340-00-884-2141, 4820-01-109-3159 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40451: Thread Pitch in Millimeters: 0.5; Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 3.0 MILLIMETERS MM; Thread Series Designator: ISO M. 14 total characteristics are documented in the Federal Logistics Information System.