The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-591-5774, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Safety Socket Llc. Government technical data includes 13 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-591-5774 |
| Primary Part Number | 45081 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Safety Socket Llc |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.313 INCHES IN |
| Head Diameter | 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Internal Drive Style | HEXAGON |
| Head Height | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Head Style | PAN NO. 2 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNRF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 45081 PRIMARY | Safety Socket Llc (USA) |
NSN 5305-01-591-5774 is a Screw,cap,socket Head, manufactured by Safety Socket Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-591-5774 has 1 cross-referenced part number: 45081 (Safety Socket Llc).
There are 5 known substitutes for 5305-01-591-5774: 5305-00-016-9525, 5985-00-415-7679, 1660-00-810-3223 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 45081: End Item Identification: STRYKER; Nominal Thread Diameter: 0.313 INCHES IN; Head Diameter: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN; Thread Class: 3A A. 15 total characteristics are documented in the Federal Logistics Information System.