The Washer,keyway, cataloged under National Stock Number 5310-00-680-5780, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-680-5780 |
| Primary Part Number | 1663-6 |
| Item Name | Washer,keyway |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | CANCELLED |
| Material Thickness | 0.045 INCHES NOMINAL IN |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 1040 OR STEEL COMP 1050 OVERALL |
| External Keyway Length | 0.015 INCHES NOMINAL IN |
| External Keyway Width | 0.188 INCHES NOMINAL IN |
| Hole Diameter | 0.505 INCHES NOMINAL IN |
| External Keyway Quantity | 6 |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5310-00-680-5780 is a Washer,keyway, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-680-5780 has 3 cross-referenced part numbers: 1663-6 (Eaton Aerospace, Llc Dba Jackson South), 1663-6 (Eaton Aerospace, Llc Dba Jackson South), 1663-6 (General Signal Corp).
There are 8 known substitutes for 5310-00-680-5780: 3020-00-138-7893, 3110-00-155-6746, 5330-00-448-0825 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1663-6: Material Thickness: 0.045 INCHES NOMINAL IN; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 1040 OR STEEL COMP 1050 OVERALL; External Keyway Length: 0.015 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-680-5780 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.