Dimension Tolerance : Outside Diameter : OD <=31.75 mm. + 0.03    mm.,-  0.13    mm. Thickness : OD >31.75 mm. + 0.05 mm.,-0.15    mm.   : OD >31.75 mm. + 0.05 ,-0.15 mm. Weight : +8%,-8% Length : +50 mm., 0