Pro-Mount Chuck Spindle, 1 Inch x 8 tpi - Woodturning Tool Store
Amazon.com: 4-Inch 4-Jaw Self-Centering Chuck Set Multifunctional 895 Motor Rotary Lathe Woodworking Spindle Bracelet 80 65 Chuck 50 Three Claws 65 Four Claws with 1-Inch x 8TPI Thread (50 Three Claws S) :
Made in USA Lathe Chuck Spindle Cam D1-4 Mount 55608 - 56451388 - Penn Tool Co., Inc
Union 10" Independent 4-Jaw Lathe Chuck with 2 7/8" x 5 TPI Spindle - Norman Machine Tool
Lathe Spindle Nose Standards & Lathe Chuck Mounting Types
Made in USA - Lathe Chuck Spindle Cam - 56451388 - MSC Industrial Supply