Pillow block bearings 1. High quality, ISO9001:2008 2. OEM service and designed service offered 3. Material: Gcr15 Pillow ... steel, Stainless steel or Carbon steel2. Brand: TINMY3. High quality with very smooth feeling, quality standard: ISO9001:20084. Noise level: Z1,Z2,Z3 ... : P0,P6,P5,P4,P2(ABEC1,ABEC3,ABEC5,ABEC7,ABEC9)7. Seal form: ZZ,2RS8. Range:UC200series: UCP201~UCP218UC300series:UCP301~ ...