S V Hi-Tech Bearing (India) Private Limited

Miniature Deep Groove Ball Bearings are compact, high-precision bearings designed to support both radial and moderate axial loads, making them highly versatile in micro-mechanical assemblies. Their deep groove raceway structure enables smooth rotation at high speeds with low noise and friction. These bearings are valued for their durability, low maintenance, and ability to maintain precision performance in small-scale applications. Common materials include stainless steel and durable bearing steel, suited to diverse environments.

Key Benefits:

• Capable of handling both radial and axial loads simultaneously
• High-speed operation with minimal friction and noise
• Compact design suitable for tight spaces and lightweight applications
• Excellent durability and long service life under varying conditions
• Low maintenance with sealed or shielded options for contamination protection
• Available in custom sizes and precision grades for specialized needs

Industrial Applications

• Medical Equipment: Dental drills, endoscopes, precision pumps
• Electronics: Hard disk drives, cooling fans, micro motors
• Aerospace: Gyroscopes, navigation equipment, micro actuators
• Robotics & Automation: Servo motors, camera gimbals, small servo drives
• Automotive: Electronic modules, micro gearboxes, sensors
• Precision Instruments: Optical devices, measurement tools, timers
• General Micro-Mechanics: Watches, model engineering, miniature machinery

Popular Brands

• SKF
• NSK
• Timken
• INA (Schaeffler)
• NBC Bearings
• EZO
• GRW

Types of Miniature Deep Groove Ball Bearings

• Single Row Miniature Deep Groove Ball Bearings
• Double Row Miniature Deep Groove Ball Bearings
• Flanged Miniature Deep Groove Ball Bearings
• Shielded, Sealed, and Open Miniature Bearings
• Ceramic and Stainless Steel Miniature Variants

Part Numbers (Reference Examples)

• SKF 684, 685, 686, 688 Series
• NSK 4T-684ZZ, 4T-685ZZ, 4T-686ZZ
• Timken 684ZZ, 685ZZ, 686ZZ
• EZO MR84, MR85, MR86 Series

Miniature Hybrid and Ceramic Bearings represent a cutting-edge advancement in bearing technology, blending steel raceways with ceramic balls or using full ceramic components to deliver unmatched speed, durability, and corrosion resistance in micro-sized applications. Hybrid bearings combine silicon nitride or zirconia balls with steel rings for enhanced performance, while full ceramic bearings excel in extreme environments demanding total electrical insulation, low friction, and non-magnetic properties. These bearings are prized for their longevity, high speed capability, light weight, reduced maintenance, and resistance to wear, heat, chemicals, and electrical currents.

Key Benefits:

• Low friction ensures higher speeds and cooler running for longer life
• Outstanding corrosion resistance ideal for harsh chemicals or moisture-rich environments
• Electrically insulating ceramic balls prevent current-induced bearing damage
• Light weight and reduced centrifugal force suit high-speed precision instruments
• High temperature tolerance for demanding industrial or aerospace use
• Exceptional hardness for wear resistance and minimal maintenance

Industrial Applications

• Electronics & Semiconductors: Spindle motors, wafer handling robots, micro-fans
• Medical & Laboratory Equipment: High-speed centrifuges, MRI imaging devices, surgical robots
• Aerospace & Defense: Guidance actuators, gyroscopes, satellite mechanisms
• Automotive: Electric vehicle motors, turbochargers, micro-actuators
• Robotics & Automation: Servo motors, micro-drives, precision motion assemblies
• Renewable Energy: Wind turbine generators, micro energy conversion systems
• General Micro-Mechanics: Watchmaking, scientific instruments, model engineering

Popular Brands

• SKF
• NSK
• ISK
• IKO
• NTN
• Timken
• PIB Sales

Types of Miniature Hybrid and Ceramic Bearings

• Hybrid Bearings (ceramic balls with steel race)
• Full Ceramic Bearings (silicon nitride, zirconia)
• Sealed, shielded, or open compact configurations
• Precision-grade, high-speed variants
• Anti-magnetic and electric isolation bearings
• Customized sizes for OEM and special engineering projects

Part Numbers (Reference Examples)

• SKF Hybrid 608 HC5, 6200 HC5
• NSK 6900VVCM Hybrid, Full Ceramic F608CE
• ISK Si3N4-ZrO2 3x8, 4x9, 5x10 series
• IKO CRH Series Ceramic Ball Bearings
• NTN FC6201, Timken Hybrid Miniature Range
• PIB Sales Micro Hybrid Bearing 104-CE

Miniature Needle Roller Bearings are compact, precision bearings utilizing thin, elongated cylindrical rollers to provide exceptionally high radial load capacity in tight spaces. Their slim profile allows for reduced cross-sectional height and weight, making them ideal for miniaturized machinery or devices where space is at a premium. Despite their size, these bearings deliver superior load distribution, mechanical efficiency, and durability, supporting the trend toward lightweight, compact mechanical designs.

Key Benefits:

• Outstanding radial load capacity in ultra-compact assemblies
• Minimal cross-sectional height for space-constrained designs
• High strength-to-weight ratio and mechanical reliability
• Low friction and improved mechanical efficiency for smooth, quiet operation
• Durable construction from hardened steel or high-strength alloys
• Suitable for high-speed and oscillating motion applications with low maintenance needs

Industrial Applications

• Medical Devices: Injection pumps, miniature drives, surgical robots
• Consumer Electronics: Micro gearboxes, small motors, precision spindles
• Aerospace & Defense: Guidance systems, actuators, micro-positioning systems
• Robotics & Automation: High-precision servo actuators, micro grippers
• Automotive: Electronic modules, micro transmissions, electrical actuators
• Instrumentation: Measuring devices, timers, micro motion control
• General Micro-Mechanics: Watch movements, model engineering

Popular Brands

• SKF
• INA (Schaeffler Group)
• NSK
• NTN
• Timken
• ISK
• IKO

Types of Miniature Needle Roller Bearings

• Drawn Cup Miniature Needle Roller Bearings
• Caged Assembly Miniature Needle Roller Bearings
• Full Complement Miniature Needle Roller Bearings
• Thrust Miniature Needle Roller Bearings
• Open, sealed, or shielded versions for various environments

Part Numbers (Reference Examples)

• INA HK0408, HK0509, K04, K05 (Drawn Cup)
• SKF NRB404, NRB608, NRB810 (Caged Miniature)
• NTN AXK0414, AXK0515 (Thrust Type)
• IKO BAM04, BAM06, BAM08 (Full Complement)
• Custom sizes for special micro-mechanical or OEM requirements

Miniature Thrust Ball Bearings are precision-engineered bearings designed to withstand axial loads in extremely compact spaces. Featuring ultra-small dimensions, high accuracy, and lightweight construction, these bearings deliver stable axial support and smooth operation, making them indispensable in micro-mechanisms where size and reliability are critical. They exhibit low friction torque, contribute to reduced device weight, and are suitable for light to moderate load applications operating at lower to moderate speeds.

Key Benefits:

• Supports stable axial loads in compact, minimal-space settings
• High precision and accuracy for stringent motion control requirements
• Low friction torque for efficient, smooth rotation
• Lightweight and durable design maximizes system miniaturization
• Long service life and maintenance-friendly assembly
• Available in stainless steel, high-carbon steel, or ceramic variants

Industrial Applications

• Medical Devices: Surgical tools, infusion pumps, dental drills
• Consumer Electronics: Micro motors in cameras, computer fans, optical drives
• Aerospace & Defense: Gyroscopes, guidance systems, miniature actuators
• Robotics & Automation: Miniature actuators, micro grippers, servo drives
• Automotive: Electronic steering modules, turbocharger subassemblies
• Precision Instruments: Laboratory equipment, measurement devices, encoders
• General Micro-Mechanics: Model engineering, watches, gear reducers

Popular Brands

• SKF
• NSK
• EZO
• Timken
• ISK
• NBC Bearings
• PIB Sales

Types of Miniature Thrust Ball Bearings

• Flat Race Miniature Thrust Bearings
• Grooved Race Miniature Thrust Bearings (higher load rating)
• Stainless Steel or Ceramic Ball Miniature Thrust Bearings
• Double Direction Miniature Thrust Ball Bearings
• Shielded and Unshielded variants

Part Numbers (Reference Examples)

• F3-8M, F4-9M, F5-10M, F6-12M (Flat Type)
• NSK AXK 0414, EZO F4-10M, SKF 51100 Miniature
• ISK F7-13M, Timken 51200, NBC F8-16M
• Special dimensions and custom materials for unique micro or OEM requirements

Miniature Cylindrical Roller Bearings are precision-engineered for handling high radial loads in extremely compact spaces. Their design features line contact between cylindrical rollers and raceways, resulting in superior load distribution, high stiffness, and the ability to operate at elevated speeds. These bearings achieve low friction, long life, and stable motion control, making them ideal for miniaturized assemblies and demanding micro engineering applications. The compact footprint and robust construction allow for efficient integration into space-limited mechanisms without compromising on load capacity or performance.

Key Benefits:

• High radial load capacity with compact, space-efficient design
• Superior stiffness and accurate rotational guidance for precision mechanisms
• Minimal friction and heat generation for smooth, durable performance
• Robust against fatigue and shock, supporting long operational life
• Versatile usage across a range of miniature and high-speed applications
• Easy installation, replacement, and maintenance

Industrial Applications

• Medical Devices: Imaging equipment, surgical robots, micro pumps
• Electronics & Instrumentation: High-precision encoders, micro motors, tape drives
• Aerospace & Defense: Guidance systems, micro actuators, satellite assemblies
• Robotics & Automation: Micro robot joints, servo drives, gear reducers
• Automotive: Micro gearboxes, electronic modules, power window actuators
• General Industry: Test devices, measuring systems, laboratory automation

Popular Brands

• SKF
• NSK
• NTN
• INA (Schaeffler Group)
• Timken
• BMC Bearings
• NBC Bearings

Types of Miniature Cylindrical Roller Bearings

• Single Row Miniature Cylindrical Roller Bearings
• Double Row Miniature Cylindrical Roller Bearings
• Full Complement Miniature Cylindrical Roller Bearings
• High-Speed and High-Temperature Miniature Variants
• Open, Shielded, and Sealed Versions for specific service environments

Part Numbers (Reference Examples)

• SKF NCF1814V, NSK N1010, NTN NJ202, INA SL1923 Series
• Timken NCF2956V, NBC NU202, BMC CRN-06
• Custom sized and precision grades available for OEM and unique micro applications