THRUST WASHER,35mm ID x 52mm OD x 2.5mm Thk 82012540 - New.Holland | AVSpare.com
20pcs) DIN 125 M50 Flat Washers (52mm ID) Type A A2 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP01252520: Amazon.com: Industrial & Scientific
Amazon.com: WSHR-38415 5pcs 40mm ID 52mm-57mm OD Stainless Steel Flat Washer Ultra-Thin Metal Gasket Sheet Industrial Gaskets 0.3mm-1mm Thickness - (Inner Dia: 40mm x 52mm x 1mm) : Industrial & Scientific
PTFE Lined Thrust Washers - 52mm ID x 78mm OD x 2mm Thick