The Screw,shoulder, cataloged under National Stock Number 5305-01-293-9545, 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 15 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-293-9545 |
| Primary Part Number | 4340 |
| 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 Length | 0.438 INCHES NOMINAL IN |
| Head Diameter | 0.500 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Material | STEEL COMP 303 OVERALL |
| Shoulder Length | 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST SHOULDER IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Shoulder Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM FIRST SHOULDER IN |
| Head Style | FLAT CHAMFER |
| Head Height | 0.219 INCHES NOMINAL IN |
| Fastener Length | 0.938 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 20 |
| Internal Drive Style | SLOT |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4340 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
NSN 5305-01-293-9545 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 5305-01-293-9545 has 1 cross-referenced part number: 4340 (Roller Bearing Co of America, Inc Div Pic Design).
There are 8 known substitutes for 5305-01-293-9545: 3940-00-008-6144, 5310-00-012-0622, 5310-00-429-3135 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4340: Thread Length: 0.438 INCHES NOMINAL IN; Head Diameter: 0.500 INCHES NOMINAL IN; Thread Class: 2A A; Material: STEEL COMP 303 OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.