The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-993-9434, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-993-9434 |
| Primary Part Number | 500971-1 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Raytheon Company Dba Raytheon |
| Status | ACTIVE |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.375 INCHES NOMINAL IN |
| Head Style | PAN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Quantity Per Inch | 40 |
| Thread Length | 0.170 INCHES MINIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Head Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| First Diameter From Head | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Fastener Length | 0.545 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | PASSIVATE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 500971-1 PRIMARY | Raytheon Company Dba Raytheon (USA) |
NSN 5305-00-993-9434 is a Screw,externally Relieved Body, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-993-9434 has 1 cross-referenced part number: 500971-1 (Raytheon Company Dba Raytheon).
There are 2 known substitutes for 5305-00-993-9434: 4730-01-540-9277, 1680-01-698-7624. Verify interchangeability with system specifications before substitution.
Key specifications for 500971-1: Internal Drive Style: CROSS RECESS TYPE 1; Nominal Thread Diameter: 0.112 INCHES IN; Distance From Largest Bearing Surface of Head to End of First Diameter: 0.375 INCHES NOMINAL IN; Head Style: PAN. 17 total characteristics are documented in the Federal Logistics Information System.