Thrust Washer, Agency Compliance NSF 372, NSF 61, RoHS, Construction Material Lead Free Cast Bronze C87850, Maximum Inside Diameter 0.63 in, Max. Outside Dia. 1.255 in, Max. Pv 100,000 lb/sq in-fpm, Maximum Temperature 400 Degrees F, Min. Inside Dia. 0.62 in, Min. Outside Dia. 1.245 in, Minimum Temperature -40 Degrees F, Nominal Inside Dia. 5/8 in, Nominal Outside Dia. 1 1/4 in, System of Measurement Inch, Thickness 1/8 in