The Setscrew, cataloged under National Stock Number 5305-00-778-2986, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references 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 | 5305-00-778-2986 |
| Primary Part Number | R819-23 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Internal Drive Style | HEXAGON |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 304 OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Point Style | OVAL |
| Width Across Flats | 0.094 INCHES NOMINAL IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Quantity Per Inch | 24 |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Length | 0.375 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-778-2986 is a Setscrew, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-778-2986 has 4 cross-referenced part numbers: R822-3 (Circor Naval Solutions Llc Dba Warren Pumps), R819-23 (Circor Naval Solutions Llc Dba Warren Pumps), R840-23 (Circor Naval Solutions Llc Dba Warren Pumps), R841-3 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 2 known substitutes for 5305-00-778-2986: 4320-00-148-1388, 1680-00-348-6198. Verify interchangeability with system specifications before substitution.
Key specifications for R819-23: Internal Drive Style: HEXAGON; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Surface Treatment: PASSIVATE OVERALL; Material: STEEL COMP 304 OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.