... Hardness: 62Deep groove ball bearings description:1. Material: Gcr15 Chrome steel, Stainless steel or Carbon steel2. Brand: TINMY3. High quality with very smooth ... P5,P4,P2(ABEC1,ABEC3,ABEC5,ABEC7,ABEC9)7. Seal form: OPEN, Z,ZZ,RS,2RS,N,NR Greese/OilAs ... standardISO 9001:2000 standardPrecisionP0,P6,P5Steel pressed cageBending claw form or rivet formDelivert DateNormally ready goods and stock within ...