SKF/NSK Lock nut AH3124 1Size:238,248,239,230,240,231,241series 2.Reference price:US$1.5-500 3OEM service SKF/NSK Lock nut AH31241.Types:238series,248series,239series,,230series,240series,231,241,222,232series,etc.2. Material: Gcr15-China, (AISI) 52100-USA, (DIN) 100CR6-Germany3. Retainer: J, K, M, MA, MB, k,4. Clearance: CN, C2, C3, C4, C55. Precision level: ABEC-1, ABEC-3, ABEC-56.Main ...