Product Details
Machine key for the J-4200A series industrial disc sander shafts (also J-4300A, J-4400A, J-64812VS, Z41, Z87). Sits in the keyway slot to transmit shaft rotation to the pulley or hub — the small steel piece that prevents pulley slip under load. OEM replacement; install in the original orientation, never substitute mismatched key stock.
Features
- JET OEM machine key for J-4200A series industrial disc sander shafts
- Transmits shaft rotation through the keyway — prevents pulley or hub slip under load
- Direct OEM replacement — sized to the J-4200A platform keyway profile
Specifications
- SKUJT9-5051421
- Fits ModelJ-4200A, J-4300A, J-4400A, J-64812VS
- Net Weight1
- Old Material Number5051421
- Product TypeParts
- SAP Gross Weight1
- UPC731325008142
- WarrantyNinety Days
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