South Bend 9/10K metalworking lathe 16 tooth Nylon gear This gear FDM made out of out of Nylon - tough and flexible plastic No lubrication required Only Nylons should be used for gears where a slippery surface is desired. All other materials (PLA, ABC, PET, etc.) will grind creating a plastic dust and eventually fail! For details, please review all pictures and compare to OEM gear shown Do not waste money for ABS, PLA plastic gear that may strip or melt OD: 1.000" Gear face width .375 (3/8") Center bore keyed .5625 (9/16") Diametrical Pitch 18 Pitch diameter 0.8889" Part number: 32K16N1 If we don't have gear you need, please ask - we will make it for you. Thank you.