Used on c-17a aircraft. 0.7500" bore diameter bearing, plain, self-aligning lubrication prepacked with mil-prf-81322; 3 holes thru race without insert or liner with staking groove
2a thread class right-hand 0.7500" thread length 2.3750" overall length 18 thread quantity per inch corrosion-resistant long life track roller straight outer ring w/o insert or liner unc thread series