The Screw,shoulder, cataloged under National Stock Number 5305-01-064-6260, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-064-6260 |
| Primary Part Number | 4444 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Thread Quantity Per Inch | 20 |
| Width Across Flats | 0.156 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OVERALL |
| Shoulder Length | 0.375 INCHES MINIMUM AND 0.377 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.438 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Height | 0.219 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Head Style | FLAT CHAMFER |
| Fastener Length | 0.813 INCHES NOMINAL IN |
| Shoulder Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Head Diameter | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 411200-81 | New Haven Mfg Corp Amatom Electronic Hardware Div (USA) |
| 4444 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 411200-81 PRIMARY | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| 411200-81 | Raytheon Company Dba Raytheon (USA) |
| 411200-81 PRIMARY | Unicorp. (USA) |
NSN 5305-01-064-6260 is a Screw,shoulder, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-064-6260 has 5 cross-referenced part numbers: 411200-81 (New Haven Mfg Corp Amatom Electronic Hardware Div), 4444 (Roller Bearing Co of America, Inc Div Pic Design), 411200-81 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 411200-81 (Raytheon Company Dba Raytheon), 411200-81 (Unicorp.).
There are 12 known substitutes for 5305-01-064-6260: 1620-00-024-6345, 5999-00-197-2288, 7810-00-241-3357 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4444: Thread Quantity Per Inch: 20; Width Across Flats: 0.156 INCHES NOMINAL IN; Material: STEEL COMP 303 OVERALL; Shoulder Length: 0.375 INCHES MINIMUM AND 0.377 INCHES MAXIMUM FIRST SHOULDER IN. 16 total characteristics are documented in the Federal Logistics Information System.