The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-206-9851, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-206-9851 |
| Primary Part Number | 6814 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Telemechanics Inc |
| Status | CANCELLED |
| Features Provided | CASEHARDENED |
| Thread Length | 0.125 INCHES MINIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.025 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Head Height | 0.062 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 40 |
| Head Diameter | 0.250 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Series Designator | UNF |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.156 INCHES NOMINAL IN |
| Second Diameter From Head | 0.094 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Material | STEEL OVERALL |
| Surface Treatment | NICKEL OVERALL |
| Fastener Length | 0.306 INCHES NOMINAL IN |
| First Diameter From Head | 0.124 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 2 |
| Head Style | FLAT CHAMFER |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5305-00-206-9851 is a Screw,externally Relieved Body, manufactured by Telemechanics Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-206-9851 has 2 cross-referenced part numbers: 6814 (American Telephone and Telegraph Co), 6814 (Telemechanics Inc).
There are 12 known substitutes for 5305-00-206-9851: 8010-00-171-1518, 5950-00-234-0364, 5310-00-274-9251 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6814: Features Provided: CASEHARDENED; Thread Length: 0.125 INCHES MINIMUM IN; Distance From Largest Bearing Surface of Head to End of First Diameter: 0.025 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-206-9851 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.