The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-352-0688, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 9 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-352-0688 |
| Primary Part Number | 18458 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Fastener Length | 0.945 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 0.745 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.695 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.635 INCHES NOMINAL IN |
| Second Diameter From Head | 0.185 INCHES NOMINAL IN |
| First Diameter From Head | 0.125 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Length | 0.200 INCHES MINIMUM IN |
| Third Diameter From Head | 0.085 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-352-0688 is a Screw,externally Relieved Body, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-352-0688 has 3 cross-referenced part numbers: 18458 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 18458 (Lucas Aerospace Power Equipment Corporation), 18458 (Goodrich Corporation Dba Trw Lucas Aerospace).
There are 6 known substitutes for 5305-00-352-0688: 2520-00-163-2446, 5920-00-280-8342, 2510-00-628-9278 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 18458: Fastener Length: 0.945 INCHES NOMINAL IN; Distance From Largest Bearing Surface of Head to End of Third Diameter: 0.745 INCHES NOMINAL IN; Distance From Largest Bearing Surface of Head to End of Second Diameter: 0.695 INCHES NOMINAL IN; Distance From Largest Bearing Surface of Head to End of First Diameter: 0.635 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.