29364 E

 

Dimensions

d	320 mm	Bore diameter
D	500 mm	Outside diameter
H	109 mm	Height
d1	≈454 mm	Outside diameter of shaft washer end side face
D1	≈391 mm	Shoulder diameter outer ring
B	68 mm	Width shaft washer or length of shaft washer bore diameter that fits on shaft (bearings with a stamped steel cage)
B1	97.8 mm	Height shaft washer + cage
C	53 mm	Height housing washer
s	180 mm	Distance from shaft washer end side face to pressure point
r1,2	min.5 mm	Chamfer dimension shaft washer

Abutment dimensions

da	min.405 mm	Diameter of shaft abutment
db1	max.332 mm	Abutment diameter of spacer ring
db2	max.347 mm	Outside diameter of spacer ring
Da	max.442 mm	Diameter of housing abutment
ra	max.4 mm	Fillet radius

Calculation data

Basic dynamic load rating	C	3 350 kN
Basic static load rating	C0	11 200 kN
Fatigue load limit	Pu	1 000 kN
Reference speed		750 r/min
Limiting speed		1 200 r/min
Minimum axial load factor	A	12

29364 E Spherical Roller Thrust Bearing: Robust Design for Heavy-Duty Applications
The 29364 E spherical roller thrust bearing is engineered to handle extreme axial loads while accommodating misalignment and shock forces. Its self-aligning capability, enabled by a spherical raceway in the housing washer, ensures smooth operation even under shaft deflection or mounting inaccuracies. The bearing features asymmetrical rollers with a optimized contact profile, distributing loads evenly to minimize stress concentrations. With a hardened steel construction and advanced heat treatment, it delivers exceptional wear resistance, making it ideal for harsh environments. These features reduce downtime and maintenance costs, providing long-term reliability in demanding settings.

Key Advantages for Industrial Performance
A standout advantage of the 29364 E bearing lies in its high load-carrying capacity-up to 40% greater than conventional thrust bearings of similar dimensions. The inclusion of a cage-guided roller assembly prevents skewing and ensures stable rotation at moderate speeds. Its sealed or shielded variants offer enhanced contamination protection, extending service life in dusty or wet conditions. Pre-lubrication options with high-temperature grease further simplify installation and reduce initial wear. Engineers favor this model for its adaptability; it seamlessly integrates into systems requiring frequent starts/stops or variable load directions, outperforming alternatives in efficiency and durability.

Versatile Applications Across Industries
Widely used in heavy machinery, the 29364 E excels in applications like vertical pumps, mining crushers, and marine propulsion systems. It's a preferred choice for gearboxes in wind turbines, where axial loads and misalignment are common challenges. In steel production, this bearing supports rolling mill stands, handling intense thermal expansion and heavy rolling forces. Oil and gas rigs also utilize its rugged design for drilling equipment subjected to erratic loads. For optimal performance, pairing the 29364 E with proper mounting tools and alignment checks is recommended, ensuring maximum load distribution and operational lifespan.

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