plastic tetrafluoroethylene ams3651 roller,steel mil-s-6758 or mil-s-6050 comp 8630 bushings,cadmium plated qq-p-416 type 2 cl 3 bushing,1.354 in. min 1.384 in. max lg o/a,0.750 in. od,0.1900 in. min 0.1915 in. max id general characteristics item description