The Screw,shoulder, cataloged under National Stock Number 5305-00-993-4313, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-993-4313 |
| Primary Part Number | 4333U |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | CANCELLED |
| Head Diameter | 0.375 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Surface Treatment | PASSIVATE OVERALL |
| Shoulder Diameter | 0.250 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Thread Quantity Per Inch | 32 |
| Head Style | FLAT CHAMFER |
| Head Height | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Length | 0.250 INCHES MINIMUM IN |
| Material | STEEL COMP 303 OVERALL |
| Material Document and Classification | MIL-S-7720 COMP 303S MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Shoulder Length | 0.750 INCHES NOMINAL FIRST SHOULDER IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4333U PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 4333 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 116C3507-7 | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| 10114802 | Nimikkeistokeskus Ncb Finland (FIN) |
| 720211-24 | Raytheon Company Div Rmd Strategic (USA) |
| 960783-24 | Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA) |
NSN 5305-00-993-4313 is a Screw,shoulder, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-993-4313 has 6 cross-referenced part numbers: 4333U (Roller Bearing Co of America, Inc Div Pic Design), 4333 (Roller Bearing Co of America, Inc Div Pic Design), 116C3507-7 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 10114802 (Nimikkeistokeskus Ncb Finland), 720211-24 (Raytheon Company Div Rmd Strategic) and 1 more.
There are 12 known substitutes for 5305-00-993-4313: 5905-00-058-1765, 5985-00-239-7275, 5935-00-341-0063 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4333U: Head Diameter: 0.375 INCHES NOMINAL IN; Thread Series Designator: UNF; Surface Treatment: PASSIVATE OVERALL; Shoulder Diameter: 0.250 INCHES NOMINAL FIRST SHOULDER IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-993-4313 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.