Home / 2344/2347 Double-way Thrust Angular Contact Ball Bearing / 2344 Series Double Angular Contact Thrust Ball Bearings

2344 Series Double Angular Contact Thrust Ball Bearings

The 2344 Series Double Angular Contact Thrust Ball Bearings feature a unique double-row design. Each row of rolling elements forms a specific contact angle,, with the corresponding raceway, enabling them to efficiently bear bidirectional axial thrusts simultaneously and ensuring stable operation in complex force environments.

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	Type	Main dimensions			Rated load		Rated speed
					Dynamics	Static	Speed limit
Mail		d[mm]	D[mm]	B[mm]	C[kN]	C₀[kN]	[r/min]
	234456M P4	280	420	41	390.0	1270.0	1300.0
	234452M P4	260	400	41	380.0	1180.0	1400.0
	234448M P4	240	360	36	3325.0	965.0	1500.0
	234444M P4	220	340	36	315.0	900.0	1600.0
	234440M P4	200	310	33	265.0	720.0	1800.0
	234438M P4	190	290	30	224.0	630.0	1900.0
	234436M P4	180	280	30	216.0	585.0	2000.0
	234434M P4	170	260	27	193.0	520.0	2200.0
	234432M P4	160	240	24	156.0	415.0	2400.0
	234430M P4	150	225	22	132.0	355.0	2600.0
	234428M P4	140	210	21	122.0	320.0	2600.0
	234426M P4	130	200	21	118.0	300.0	2800.0
	234424M P4	120	180	18	93.0	240.0	3200.0
	234422M P4	110	170	18	90.0	224.0	3400.0
	234421M P4	105	160	16	69.5	176.0	3600.0
	234420M P4	100	150	15	62.0	156.0	3800.0
	234419M P4	95	145	15	61.0	150.0	4000.0
	234418M P4	90	140	15	61.0	146.0	4000.0
	234417M P4	85	130	13	52.0	125.0	4500.0
	234416M P4	80	125	13	52.0	120.0	4500.0

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Dentail

High Axial Load-bearing Capacity：Thanks to the double-row structure and reasonable contact angle, it has super axial thrust load-bearing performance. It is commonly used in key parts with huge axial forces, such as large hydro turbines, generators and heavy machine tool spindles.
High-speed Stable Operation：The precise cooperation of components allows it to operate with small vibration and low noise at high speeds, meeting the stringent requirements of stability and speed for high-speed cutting machine tools and high-speed rotating equipment, improving operating efficiency.
Precise Positioning Accuracy：The high-precision characteristics of each component ensure precise axial positioning, providing a reliable guarantee for precision machining and measuring equipment, ensuring high precision in machining and measurement, and being widely used in high-end manufacturing fields.

Application

The bearings can be used in the following industries

Energy and Power：In the main shaft thrust bearing parts of hydro turbines and generators, it stably bears the huge axial forces generated by water flow impact and electromagnetic forces, ensuring energy conversion and transmission efficiency.
Mechanical Manufacturing：As the key support components of the spindles of heavy machine tools and large rolling mills, it helps to achieve high-precision and large-load machining, promoting the upgrading of the mechanical manufacturing industry.
Precision Instruments：Used in the axial positioning mechanisms of precision equipment such as high-precision grinding machines and coordinate measuring machines, it meets the requirements of high precision and stable transmission for microscopic manipulation, helping with scientific research and detection work.