Contact angle 30° Glass fiber reinforced polyamide 6, 6 cage Inner ring diameter (mm): 45 Outer ring diameter (mm): 100 Width (mm): 39.7 Seal: Open type Operating temperature range (℃): -40 to +120 (when the lubricant does not contain EP添加剂) 准确度等级:ISO 492正常公差 组合类型:双行(后组合)