The Setscrew, cataloged under National Stock Number 5305-00-811-0798, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-811-0798 |
| Primary Part Number | MS51021-83 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | CANCELLED |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 16 |
| Thread Length | 0.500 INCHES MAXIMUM IN |
| Point Style | CUP |
| Width Across Flats | 0.188 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Head Style | HEADLESS (SETSCREW) |
| Thread Class | 3A A |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 522 5489288 REV-ITEM 10 | Naval Sea Systems Command (USA) |
| 20515 | Tulsa Winch, Inc. (USA) |
| MS51021-83 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 003-007941-083 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| MS51021-83 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| H9932310 | Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance (USA) |
| 6-1-1950-35-60 | W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA) |
| 5489288 ITEM 10 | Naval Sea Systems Command (USA) |
| 5746892 PART 20 | Naval Sea Systems Command (USA) |
| 79-4516 | Department of Defense Project Manager-Mobile Electric Power (USA) |
| 6-1-1950-35-60A | Eidal International Corporation (USA) |
NSN 5305-00-811-0798 is a Setscrew, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-811-0798 has 11 cross-referenced part numbers: 522 5489288 REV-ITEM 10 (Naval Sea Systems Command), 20515 (Tulsa Winch, Inc.), MS51021-83 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 003-007941-083 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), MS51021-83 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.
There are 9 known substitutes for 5305-00-811-0798: 5330-00-118-1716, 5310-00-514-8245, 6110-00-826-9999 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS51021-83: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-811-0798 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.