6004-2RS 6004-ZZ Radial Ball Bearing 20X42X12TBBS only sells the highest quality radial ball bearings produced by high standard factories.  The 6004-2RS and 6004-ZZ is a 20mm ball bearing that is found in many applications. The 6004-2RS ball bearing has two contact rubber seals one on each side of the ball bearingDeep groove ball bearings - 6004 Basic dynamic load rating, C, 9.95, kN. Basic static load rating, C0, 5, kN. Fatigue load limit, Pu, 0.212, kN. Reference speed, 38000, r/min. Limiting speed 
10 Snowmobile Bearing 6004-2RS 20x42x12 Sealed Ball10 Snowmobile Bearing 6004-2RS 20x42x12 Sealed Ball Bearings: Deep Groove Ball Bearings: Amazon.com: Industrial & Scientific6004-2RS SKF Brand rubber seals bearing 6004-rs ballPart Number, SKF 6004-2RS1. Measurement System, Metric. Brand Name, JSB Great Bearings. Item Weight, 2.47. Material, Bearing Material: Chromium Steel Deep groove ball bearings - 6004 d, 20, mm. D, 42, mm. B, 12, mm. d1, ≈, 27.2, mm. D2, ≈, 37.19, mm. r1,2, min. 0.6, mm. Abutment dimensions. da, min. 23.2, mm. Da, max. 38.8, mm. ra, max