The 3803A-2RS/P5 angular bearings are double-row angular contact bearings designed for high-precision applications requiring combined radial and axial load capacity. These P5 precision angular contact bearings feature a double-row 2RS sealed configuration with rubber seals on both sides, ensuring enhanced contamination resistance and lubrication retention. Operating within a temperature range of -30°C to +120°C, they support high-speed rotation (up to 8,000 rpm) while maintaining dimensional stability. Ideal for machine tools, robotics, and industrial automation systems, their double-row design optimizes load distribution, enabling axial rigidity and reduced vibration. Key advantages include extended service life, low-noise operation, and compatibility with preload adjustments. However, their complex assembly and higher cost compared to single-row bearings may limit use in budget-sensitive projects.

SEOSpecification

Parameter	Specification
Bearing Designation	3803A-2RS/P5
Bearing Type	Double row angular contact ball bearing
Sealing Type	2RS rubber seals (both sides)
Precision Class	P5 (ISO tolerance class)
Inner Diameter (ID)	17 mm
Outer Diameter (OD)	35 mm
Width	14 mm
Dynamic Load Rating (C)	10.2 kN
Static Load Rating (C₀)	6.3 kN
Max Speed (Grease)	12,000 rpm
Max Speed (Oil)	16,000 rpm
Contact Angle	30° (preloaded)
Material	Chrome steel (GCr15)
Cage Type	Glass fiber reinforced polyamide
Operating Temperature	-30°C to +120°C
Weight	0.058 kg

SEOQandA

question:Do you offer technical selection services?
answer:Yes, we provide technical selection support to help you choose the best solutions.
question:Why is shipping so expensive? Are there cheaper options?
answer:Shipping costs vary by carrier and speed. We offer multiple options to find cost-effective solutions.
question:Can you provide upgraded or alternative models?
answer:Yes, we offer upgraded and alternative models based on availability and your requirements.

SEOQandA_Product

question:Incorrect axial preload adjustment causing premature wear?
answer:Adjust preload per manufacturer specs using calibrated tools to ensure optimal performance and longevity.
question:Excessive noise due to lubrication contamination?
answer:Replace contaminated grease with recommended type; maintain clean lubrication channels to prevent debris ingress.
question:Seal failure leading to contamination ingress?
answer:Inspect seals regularly; replace damaged 2RS seals promptly and ensure operating environment is free from contaminants.
question:Overheating from misalignment during installation?
answer:Verify shaft and housing alignment with precision tools; correct misalignment to avoid uneven load distribution.
question:Reduced lifespan from overload or excessive RPM?
answer:Operate within rated load and speed limits; monitor conditions and implement cooling if exceeding thermal thresholds.