UB-MR104-B3 - STANDARD BEARING MEASURE (4 x 10 x 4 mm) B3 -- COD. ( MR 104-2RS - 4 10 4 - 4104 - 4x10x4 )

Key featuresHigh-precision miniature ball bearing (MR104)Compact size: 4 x 10 x 4 mm2RS seals for dust and contamination protectionLow friction and high-speed performanceIdeal for compact and precision applications DescriptionThe UB-MR104-B3 is a miniature deep groove ball bearing designed for high-precision and space-constrained applications.Its compact dimensions (4 x 10 x 4 mm) make it ideal for small mechanical assemblies while maintaining smooth rotational performance. [oai_citation:3‡nzminiaturebearings.com](The MR104-2RS configuration includes double rubber seals that protect against dust and contamination while retaining lubricant, extending service life. [oai_citation:4‡nzminiaturebearings.com](Manufactured from high-strength steel with precision-ground raceways, it ensures smooth, quiet operation even at high rotational speeds. [oai_citation:5‡bearingsize.info]( SpecificationsType: miniature deep groove ball bearingModel: MR104 / MR104-2RSDimensions: 4 x 10 x 4 mmSeals: 2RS (double sealed)Material: chrome steel (GCr15)Structure: single rowLoad type: radial with limited axial supportSpeed: suitable for high-speed applications CompatibilityUsed in precision mechanical componentsSuitable for hubs, pulleys, rollers and compact systemsEquivalent codes: MR104, MR104-2RS, 4104Applications: cycling, RC models, electronics and industryIdeal replacement miniature bearing