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638 Series
Home Deep Groove Ball Bearings 638 Series

63802-2RS Thin Section Deep Groove Ball Bearing | Extended Width Sealed Design | 15×24×7 mm

63802-2RS Thin Section Deep Groove Ball Bearing | Extended Width Sealed Design | 15×24×7 mm

The 63802-2RS is a specialized thin-section deep groove ball bearing engineered for applications where radial space is strictly limited but prolonged durability is required. Distinguishing itself from the standard 6802 series, this model features an extended 7 mm width, allowing for an increased internal grease capacity. Equipped with twin nitrile rubber contact seals (2RS), it forms a formidable barrier against moisture ingress and fine dust, making it an exceptional mechanical component for compact motors, cycling components, and precision robotics.

63802-2RS Deep Groove Ball Bearing 15x24x7 mm | Dual Rubber Sealed | Optimized for Compact Spaces

Designed to deliver frictionless rotation within constrained assemblies, the 2RS sealing mechanism makes direct contact with the inner ring to lock in lubrication and lock out environmental abrasives. This structure is highly valued in scenarios exposed to outdoor elements or varying weather conditions. It provides an ideal balance of lightweight characteristics, low rotational torque, and maximum contamination resistance, ensuring consistent performance without compromising the overall weight of the machinery.

63802-2RS Thin Section Deep Groove Ball Bearing | Extended Width Sealed Design | 15×24×7 mm

Comprehensive Applications

Thanks to its compact 15x24x7 mm footprint and enhanced sealing, the 63802-2RS is heavily favored in precision engineering and high-end consumer equipment:

Micro Motors & Power Tools
  • Compact AC/DC Motors
  • RC (Radio Control) Vehicle Drivetrains
  • Handheld Power Devices
Cycling & Sporting Goods
  • High-Performance Bicycle Hubs
  • Mountain Bike (MTB) Suspension Pivots
  • Bottom Brackets and Headsets
Precision Instruments & Robotics
  • Robotic Joint Mechanisms
  • Rotary Encoders
  • Lightweight Automation Equipment

Key Performance Features

01. Space-Saving Thin Section Profile

The ultra-thin cross-section allows designers to downsize their mechanical assemblies without sacrificing rotational stability. It is the perfect solution for lightweight, low-profile applications.

02. Extended Width for Superior Lubrication

At 7 mm wide (compared to the standard 5 mm of similar bore sizes), the 63802 accommodates a significantly larger volume of high-quality factory grease. This dramatically extends the maintenance-free service life of the bearing under continuous use.

03. Dependable Contaminant Protection

The flexible double-sided rubber seals (2RS) perform a constant wiping action on the inner ring. This makes the bearing highly resilient in outdoor or moderately polluted environments, shielding the rolling elements from water splashes, mud, and metallic dust.

Technical Specifications

Bearing Type Single Row Deep Groove Ball Bearing
ISO Dimension Series 63800 Series (Extra-Light / Slim Profile)
Basic Designation 63802
Suffix 2RS (Double Rubber Seals)
Bore Diameter (d) 15 mm
Outer Diameter (D) 24 mm
Width (B) 7 mm
Material (Races & Balls) High-Carbon Chrome Steel (GCr15 / SAE 52100)
Precision Class ISO Class 6 (ABEC-3) / Class 5 (ABEC-5) Available
Cage Design Pressed Steel
Dynamic Load Rating (Cʳ) 1.56 kN
Static Load Rating (C₀ʳ) 0.80 kN
Limiting Speed (Grease) 17,000 r/min
Limiting Speed (Oil) 20,000 r/min
Weight (approx.) 0.010 kg (10 grams)

Interchange Part Numbers

Conforming strictly to metric dimensional tolerances, the 63802-2RS is widely recognized in the industry and can directly interchange with the following designations:

  • Enduro: 63802 LLU / 63802-2RS
  • SKF/FAG: 63802-2RS
  • Generic Industry Dimensions: 15247-2RS (15x24x7 mm)
  • NSK: 63802 DDU
  • NTN: 63802 LLU

Design & Configuration

The engineering philosophy behind the 63802-2RS focuses on maximizing operational life in restrictive dimensional envelopes. While standard thin-wall bearings often suffer from premature wear due to limited lubricant capacity, the 15x24x7 mm configuration solves this by offering a wider internal cavity. Paired with non-removable, tight-fitting rubber seals, the internal raceways are safeguarded against both lubricant starvation and external abrasive attack.

Whether upgrading a high-end bicycle wheel hub or constructing a precise robotic arm, this bearing provides the exact dimensional fit and rugged reliability required for smooth, uninterrupted motion.

"A lightweight, thin-section rotational component featuring an extended width for increased lubrication retention, perfectly suited for compact, high-precision applications."

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63802-2RS Thin Section Deep Groove Ball Bearing | Extended Width Sealed Design | 15×24×7 mm

The 63802-2RS is a specialized thin-section deep groove ball bearing engineered for applications where radial space is strictly limited but prolonged durability is required. Distinguishing itself from the standard 6802 series, this model features an extended 7 mm width, allowing for an increased internal grease capacity. Equipped with twin nitrile rubber contact seals (2RS), it forms a formidable barrier against moisture ingress and fine dust, making it an exceptional mechanical component for compact motors, cycling components, and precision robotics.

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The 63801-2RS is a highly specialized thin-section ball bearing designed for applications where minimizing weight and saving space are critical, without sacrificing durability. What sets this model apart from standard miniature bearings is its unique 7 mm width. This widened internal cavity allows for a significantly larger volume of lubricant compared to standard 5 mm wide equivalents. Fitted with premium double-contact rubber seals (2RS), this bearing effectively traps grease while locking out micro-abrasives and moisture, making it a highly reliable solution for micro-motors, premium cycling components, and delicate automated machinery.

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