7004-B-2RS Angular Contact Ball Bearing 20×42×12mm For Machine Tool

• 7004-B-2RS is single row angular contact ball bearing with 40° contact angle and double rubber seals. Dimensions 20×42×12mm. It supports combined radial and unidirectional axial load. The 2RS rubber seals prevent dust and moisture ingress, pre-greased for maintenance-free use, widely used for precision high-speed rotary equipment.

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• Single row angular contact design with 40° large contact angle
• 2RS double rubber seals block dust, water and contaminants
• Nylon cage delivers smooth rotation at high speed
• Pre-filled grease for long service life without frequent lubrication
• GCr15 steel for high hardness and wear resistance
• Suitable for precision equipment with combined radial-axial loads

• Machine tool spindles
• Precision electric motors
• Industrial pump assemblies
• High speed rotary machinery
• Automation transmission units

*Ready stock. Short lead time. Fast delivery. Send us your bearing list and let’s get started!

• 30 years professional bearing industry experience
• ISO certified strict quality inspection
• Flexible OEM & private label customization
• 3-5 days fast delivery for stocked bearings
• Full bearing series, universal interchangeable size
• Factory direct price & reliable after-sales service

*Need custom bearings? Share your drawings, specifications or requirements — we’ll find the right solution for you.