1206 Self-aligning Ball Bearings.

1206 Self-aligning Ball Bearings.
Part Number 1206 Weight(Kg) 0.22
d 30 Dynamic Load Co(N) 15600
D1 62 Static Load Cor(N) 4650
B 16 Grease Speed 10000
R 1 Oil Speed 12000

1206 Self-Aligning Ball Bearing / 1206K | Bearing Steel And Stainless Steel

The 1206 self-aligning ball bearing is a versatile double-row rolling bearing with a spherical outer raceway, enabling automatic self-alignment to compensate for shaft misalignment and installation deflection. It delivers low-friction, low-noise and stable high-speed operation for light and medium-duty industrial machinery. Offered in standard straight bore 1206, tapered bore 1206K, bearing steel and stainless steel versions, this bearing fits dry, humid and sanitary working conditions for diverse industrial applications.

Difference Between 1206 and 1206K

1206 (Standard Bore): Features a straight cylindrical inner bore for simple, straightforward shaft installation. It adopts fixed shaft matching design, easy to mount and dismount, perfectly suited for general industrial equipment with fixed assembly and no frequent adjustment needs.

1206K (Tapered Bore): Comes with a standard 1:12 tapered inner bore, compatible with adapter sleeves for flexible installation and precise clearance adjustment. It supports convenient maintenance and preload control, ideal for variable-speed transmission equipment and machinery requiring frequent assembly and calibration.

Material Differences: Bearing Steel vs Stainless Steel

Bearing Steel (GCr15): GCr15 bearing steel is the mainstream cost-effective material for 1206 and 1206K bearings. Through strict heat treatment, it achieves high surface hardness, outstanding wear resistance and excellent anti-fatigue performance. It maintains stable load capacity and smooth rotation under conventional dry environments, suitable for ordinary industrial machinery and general transmission systems.

Stainless Steel: Stainless steel 1206/1206K bearings provide excellent rustproof, oxidation and weak corrosion resistance. They effectively resist moisture, humid air and minor contamination, preventing bearing rust and precision attenuation. They are the optimal choice for sanitary, damp and mild outdoor working scenarios.

Product Features

Superior self-aligning performance offsets installation errors and shaft deflection. Double-row ball structure ensures stable bearing capacity and quiet, smooth operation. Straight and tapered bore designs meet fixed and adjustable installation requirements. Dual material options cover economical conventional use and anti-corrosion precision applications. Standard size structure enables easy installation, replacement and long service life.

Application Scenarios

1206 and 1206K self-aligning ball bearings are widely used in industrial fans, textile machinery, conveyor systems, small motors, packaging equipment and general automation machinery. Bearing steel models apply to conventional indoor mechanical equipment; stainless steel versions fit food machinery, medical devices and humid environment equipment. 1206K tapered bore bearings are widely used in equipment needing frequent debugging and assembly adjustment.

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