ISO 9001:2008 Certified Quality ISO 9001:2008 | Serving OEM & Global Markets Since 1977
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Metallurgical Lab Reports

Spectro analysis & microstructure reports available upon request.

Form & Size Measurement Lab

Regularly calibrated precision instruments & profilometer testing.

Rust-Preventing Packing

Moisture-proof sealed preservation for extended warehouse life.

Bearing Category

Spherical Roller Bearings

Self-aligning roller bearings engineered to accommodate severe angular misalignment and withstand heavy radial loads with moderate axial forces in demanding vibrating machinery.

Key Engineering Features

  • Accommodates severe shaft deflection and angular misalignment
  • High radial and axial dynamic load capacity
  • Available with cylindrical or tapered bore (1:12 / 1:30)
  • Machined brass (MB/CA) or pressed steel (CC) cages
Spherical Roller Bearings
ISO 9001:2008 Standard
Request Quotation for Spherical Roller

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
22200 Series 22205 to 22234 25mm to 170mm Conveyors, vibrating screens, gearboxes, paper mills Inquire Series
22300 Series 22309 to 22328 45mm to 140mm Heavy crushers, mining equipment, industrial fans Inquire Series
Bearing Category

Taper Roller Bearings

Designed with tapered inner/outer raceways and tapered rollers configured to carry combined simultaneous high radial and unidirectional thrust loads in automotive and industrial drivetrains.

Key Engineering Features

  • Optimal contact geometry for uniform stress distribution
  • Separable cone (inner ring) and cup (outer ring) for easy mounting
  • High rigidity with adjustable preload clearances
  • Case-hardened or through-hardened premium SAE 52100 alloy steel
Taper Roller Bearings
ISO 9001:2008 Standard
Request Quotation for Taper Roller

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
32000 Metric Series 32005 to 32038 25mm to 190mm Automotive front/rear wheel hubs, differentials Inquire Series
30200 Metric Series 30205 to 30232 25mm to 160mm Industrial gearboxes, transmissions, agricultural machinery Inquire Series
32200 Metric Series 32205 to 32232 25mm to 160mm Commercial vehicle axle spindles, rolling mills Inquire Series
31300 Metric Series 31305 to 31328 25mm to 140mm Steep-angle high axial thrust applications Inquire Series
33200 Metric Series 33205 to 33220 25mm to 100mm Heavy duty planetary drives, reduction gears Inquire Series
30300 Metric Series 30305 to 30328 25mm to 140mm Heavy machinery drivetrains, pinion shafts Inquire Series
32300 Metric Series 32305 to 32326 25mm to 130mm Mining trucks, railway axle boxes, tractors Inquire Series
Bearing Category

Deep Groove Ball Bearings

The most widely utilized bearing type, having deep uninterrupted raceway grooves capable of running at very high rotational speeds with ultra-low noise, vibration, and friction torque.

Key Engineering Features

  • Ultra-low friction torque suitable for maximum speed ratings
  • Sustains radial and light-to-moderate axial loads in both directions
  • Available open, shielded (ZZ) or contact sealed (2RS)
  • High grade precision steel balls for whisper-quiet rotation
Deep Groove Ball Bearings
ISO 9001:2008 Standard
Request Quotation for Deep Groove Ball

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
6000 Light Series 6005 to 6032 25mm to 160mm Electric motors, pumps, machine tool spindles Inquire Series
6200 Medium Series 6205 to 6224 25mm to 120mm Automotive alternators, compressors, fans Inquire Series
6300 Heavy Series 6305 to 6328 25mm to 140mm Generators, heavy industrial electric motors Inquire Series
6400 Extra Heavy Series 6405 to 6418 25mm to 90mm High impact industrial drives, pulleys Inquire Series
Bearing Category

Angular Contact Single Row Ball Bearings

Engineered with raceways displaced relative to each other in the direction of the bearing axis to accommodate combined simultaneous radial and high unidirectional thrust loads.

Key Engineering Features

  • 40° contact angle (B suffix) for high axial load rating
  • Universal matching for back-to-back (DB) or face-to-face (DF) mounting
  • High running accuracy with low temperature generation
  • Precision machined brass or pressed steel cage options
Angular Contact Single Row Ball Bearings
ISO 9001:2008 Standard
Request Quotation for Angular Single Row

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
7200 B Series (40° Angle) 7205 to 7234 25mm to 170mm Centrifugal pumps, screw compressors, gearboxes Inquire Series
7300 B Series (40° Angle) 7304 to 7326 20mm to 130mm High thrust pump drives, machine tool spindles Inquire Series
Bearing Category

Angular Contact Double Row Ball Bearings

Correspond in design to two single row angular contact ball bearings arranged back-to-back, taking heavy radial and bi-directional axial thrust loads within compact space.

Key Engineering Features

  • Compact design replacing two matched single row bearings
  • High tilting stiffness to resist overturning moments
  • Accommodates combined radial and thrust loads in either direction
  • Available with shields or seals for maintenance-free operation
Angular Contact Double Row Ball Bearings
ISO 9001:2008 Standard
Request Quotation for Angular Double Row

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
3200 Series 3205 to 3220, 3222 25mm to 110mm Automotive front/rear hub units, pumps, conveyors Inquire Series
3300 Series 3305 to 3320, 3322 25mm to 110mm Heavy gear reducers, agricultural attachments, elevators Inquire Series
Bearing Category

Cylindrical Roller Bearings

Engineered with line contact between rollers and raceways to provide the highest radial load capacity of all ball and roller bearing types while permitting axial displacement.

Key Engineering Features

  • Highest radial load carrying capability with high rotational speed limits
  • Separable design simplifies mounting and dismounting
  • Accommodates thermal axial expansion of shafts within the bearing
  • Precision ground roller crowned profiles to minimize edge stresses
Cylindrical Roller Bearings
ISO 9001:2008 Standard
Request Quotation for Cylindrical Roller

Standard Manufactured Series & Size Ranges

Series Name Bearing Numbers Range Bore Diameter Range Typical Applications Action
NU / N / NJ / NUP 200 Series 205 to 222, 224, 226, 228, 230, 232 25mm to 160mm Electric traction motors, transmissions, pumps Inquire Series
NU / N / NJ / NUP 300 Series 305 to 322 25mm to 110mm Heavy duty gearboxes, rolling mills, crushers Inquire Series

Need Custom Bearing Tolerances or Special Clearances?

Darshak Bearing manufactures custom OEM bearings according to your sample drawings, metallurgical specifications, and precision clearance classes (C2, Normal, C3, C4).

Request Custom RFQ
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