... price:US$1.5-500 3OEM service SKF/NSK Lock nut AH31241.Types:238series,248series,239series,,230series,240series,231, ... and large motors, generators, internal combustion engines, gas turbines, machine tool spindles, deceleration devices, and material handling machinery and various ... /W20500620901480400062.0023960CC/W33300420901200250039.50240/800ECA/W33800115034511100285001200 SKF/NSK Lock nut AH3124