The Setscrew, cataloged under National Stock Number 5305-00-206-3454, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-206-3454 |
| Primary Part Number | RR21 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | CANCELLED |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Departure From Cited Designator | AS MODIFIED BY MATERIAL |
| Width Across Flats | 0.156 INCHES NOMINAL IN |
| Point Style | CUP |
| Head Style | HEADLESS (SETSCREW) |
| Material | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 18 |
| Thread Length | 0.312 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 4 STYLE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILS933TYPEG | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| RR21 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| AES32U312312UG6A11 PRIMARY | The American Society of Mechanical Engineers (USA) |
NSN 5305-00-206-3454 is a Setscrew, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-206-3454 has 3 cross-referenced part numbers: MILS933TYPEG (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RR21 (Circor Naval Solutions Llc Dba Warren Pumps), AES32U312312UG6A11 (The American Society of Mechanical Engineers).
There are 7 known substitutes for 5305-00-206-3454: 5305-00-254-7008, 5305-00-272-6191, 5305-00-274-0078 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for RR21: Fastener Length: 0.312 INCHES NOMINAL IN; Thread Class: 3A A; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-206-3454 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.