Thrust Ball Bearing – EGI Bearings – Backing Bearings and Crusher Bearings

Thrust Ball Bearing

Applications

Automotive Steering & Transmissions – Provides smooth axial load handling in steering columns and gearboxes.
Machine Tools & Spindles – Ensures precision movement in high-speed rotating components.
Aerospace & Aviation – Used in aircraft engines and landing gear systems.
Medical Equipment – Found in diagnostic and surgical devices requiring precision movement.
Electric Motors & Pumps – Ensures efficiency in axial load applications.
Clutches & Gear Systems – Supports axial loads in various mechanical drive systems.
Industrial Fans & Blowers – Reduces friction and enhances efficiency.

Benefits

Handles High-Speed Applications – Designed for low friction and smooth rotation.
Lightweight & Compact – Ideal for applications with space constraints.
Low Friction & Heat Generation – Improves energy efficiency and lifespan.
Easy Installation & Maintenance – Simplifies replacement and servicing.
Corrosion Resistance – Available in stainless steel options for harsh environments.
Cost-Effective Solution – Offers reliable performance at a lower cost than roller thrust bearings.

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Categories: Thrust Ball Bearing, Thrust Bearings

Description

Thrust ball bearings are crucial components in various mechanical systems due to their ability to support axial loads. These bearings are designed to handle thrust (axial) forces, which are forces parallel to the shaft’s axis of rotation. Unlike radial bearings that support radial loads, thrust ball bearings are specifically engineered to accommodate applications where axial forces dominate.

d D H			Cr Cor		Limit Speed (r/min) Grease Oil		Mass kgs	Designation
100	135	25	85.2	290	1700	2400	0.97	51120
	135	25	79.3	260	1700	2400	1.05	51120M
	150	38	124	345	1300	1800	2.20	51220
	170	55	229	610	950	1400	4.95	51320
	170	55	225	600	950	1400	5.40	51320M
	210	85	371	1060	700	950	15.0	51420F
110	145	25	87.1	315	1600	2200	1.05	51122
	145	25	80.6	280	1600	2200	1.15	51122M
	160	38	130	390	1200	1700	2.40	51222
	190	68	276	780	850	1200	7.85	51322MP
	230	95	410	1220	630	850	20.0	51422F
120	155	25	88.4	335	1600	2200	1.15	51124
	155	25	83.2	300	1600	2200	1.25	51124M
	170	39	140	440	1100	1600	2.65	51224
	210	70	325	980	800	1100	11.0	51324MP
	250	102	423	1320	600	800	25.5	51424F
130	170	30	111	425	1400	1900	1.35	51126
	190	45	186	585	950	1400	4.00	51226
	225	75	358	1140	750	1000	13.0	51326MP
	270	110	520	1730	560	750	32.0	51426F
140	180	31	111	440	1300	1800	2.05	51128
	180	31	106	405	1300	1800	2.10	51128M
	200	46	190	620	950	1400	4.35	51228F
	240	80	397	1320	700	950	15.5	51328MP
	280	112	520	1730	530	700	34.5	51428F
150	190	31	111	440	1200	1700	2.20	51130F
	215	50	238	800	900	1300	6.10	51230MP
	250	80	410	1400	670	900	16.5	51330MP
	300	120	559	1960	500	670	42.5	51430F
160	200	31	112	465	1200	1700	2.35	51132F
	225	51	242	850	850	1200	6.55	51232MP
	270	87	449	1660	630	850	21.0	51332M

170	215	34	133	540	1100	1600	3.30	51134F
	240	55	286	1020	800	1100	8.15	51234MP
	280	87	468	1760	600	800	22.0	51334M
180	225	34	135	570	1000	1500	3.50	51136F
	250	56	296	1080	800	1100	8.60	51236MP
	300	95	520	2000	560	750	28.5	51336M
190	240	37	172	710	950	1400	4.05	51138F
	270	62	332	1270	750	1000	12.0	51238MP
	320	105	540	2120	530	700	36.5	51338M
200	250	37	168	710	950	1400	4.25	51140F
	280	62	338	1320	750	1000	12.0	51240MP
	340	110	624	2600	480	630	44.5	51340M
220	270	37	178	800	900	1300	4.60	51144F
	300	63	351	1460	700	950	13.0	51244MP
240	300	45	234	1040	800	1100	7.55	51148F
	340	78	462	2000	600	800	23.0	51248MP
260	320	45	238	1100	800	1100	8.10	51152F
	360	79	475	2160	560	750	25.0	51252MP
	480	175	1110	5500	300	400	135	51452F
280	350	53	319	1460	700	950	12.0	51156F
	380	80	494	2320	560	750	26.5	51256MP
300	380	62	364	1760	630	850	17.5	51160F
	420	95	605	3000	480	630	42.0	51256MP
320	380	30	114	735	900	1300	4.30	51064F
	400	48	242	1320	700	950	13.5	59164F
	400	63	371	1860	600	800	19.0	51164F
	440	95	572	3000	450	600	45.5	51264F
340	420	64	377	1960	600	800	20.5	51168F
	460	96	605	3200	450	600	48.5	51268F
	540	160	1040	5850	300	400	135	51368F

360	400	30	119	815	850	1200	4.85	51072F
	440	48	255	1500	670	900	15.0	59172F
	440	65	390	2080	560	750	22.0	51172F
	500	110	741	4150	400	530	70.0	51272F
380	460	36	186	1140	750	1000	12.5	351793
	460	48	255	1530	630	850	15.0	59176F
	460	65	397	2200	560	750	23.0	51176F
	520	112	728	4150	380	500	73.0	51276F
	670	224	1650	10400	190	280	330	51476F
385	510	110	618	3450	380	500	66.0	350550
400	480	48	260	1630	630	850	16.5	59180F
	480	65	403	2280	530	700	24.0	51180F
	540	112	761	4500	380	500	78.5	51280F
420	500	48	265	1700	630	850	17.0	59184F
	500	65	410	2400	530	700	25.5	51184F
	580	130	884	5500	320	430	110	51284F
440	520	65	302	1630	500	670	24.0	BD1B634131
	540	60	238	1500	530	700	28.0	59188F
	540	80	527	3250	450	600	42.0	51188F
	600	130	904	5700	420	430	115	51288F
460	560	80	527	3250	450	600	43.5	51192F
	620	130	923	5850	320	430	120	51292F
480	580	80	540	3550	430	560	45.5	51196F
	650	135	995	6550	300	400	130	51296F
500	540	30	133	1120	750	1000	6.55	510/500F
	600	60	247	1660	500	670	32.0	591/500F
	600	80	553	3600	430	560	47.0	511/500F
	670	135	1010	6800	280	380	135	512/500F

530	580	38	203	1600	630	850	11.0	510/530F
	590	36	178	1370	670	900	12.5	351/794
	640	67	468	3150	450	600	43.5	591/530F
	640	85	650	4400	400	530	58.5	511/530F
560	610	38	203	1660	630	850	11.5	510/560F
	670	67	468	3250	450	600	45.5	591/560F
	670	85	650	4650	380	500	58.5	511/560F
600	650	38	212	1800	600	800	12.0	510/600F
	710	67	475	3400	450	600	48.0	591/600F
	710	85	663	4800	380	500	65.0	511/600F
	800	90	676	5000	340	450	117	350769
	870	118	1120	8000	260	360	220	BD1-8000
630	680	38	221	1930	600	800	12.5	510/630F
	750	73	540	4000	400	530	62.5	591/630F
	750	95	728	5400	340	450	84.0	511/630F
670	730	45	286	2400	530	700	21.0	510/670F
	800	75	540	4150	360	480	74.0	591/670F
	800	105	852	6700	300	400	105	511/670F
710	780	53	358	2850	450	600	28.0	510/670F
	850	85	676	5400	340	450	88.5	591/710JR
	850	112	936	7650	280	380	130	511/710F
730	850	85	663	5400	340	450	88.0	350627A
750	820	53	364	3050	450	600	30.0	510/750F
	900	90	741	6400	300	400	105	591/750F
	900	120	1010	8650	240	340	155	511/750M
800	870	53	371	3200	430	560	32.5	510/800F
	950	90	761	6550	300	400	110	591/800JR
	950	120	1010	900	240	340	155	511/800F

d D H

Cr Cro

Weight (kgs)

Designation

850	920	53	377	3450	34.5	510/850M
	1000	90	761	6800	115	591/850M
	1000	120	1060	9500	165	511/850F
900	980	63	527	4900	49.0	510/900M
	1060	95	630	7650	140	591/900M
	1060	130	1140	10800	205	511/990F
950	1080	63	540	5100	52.0	510/950M
	1120	103	852	8150	170	591/950M
	1120	135	1330	12000	235	511/950F
980	1120	120	1010	10000	185	BD1B351883A
1000	1090	70	572	5500	68.5	510/1000M
	1180	109	923	9150	210	591/1000JR
	1180	140	1330	13200	275	511/1060M
1060	1150	70	752	5850	72.5	510/1060M
	1250	115	1010	10400	240	591/1060JR
	1250	150	1430	15000	330	511/1060M
1120	1320	160	1530	16300	395	511/1120F
1180	1400	175	1780	20000	495	511/1180F
1250	1500	150	1430	16000	515	351006A
1380	1540	130	1330	16300	310	BD1B351890A
1400	1630	180	1900	23600	665	511/1400JR

One key feature of thrust ball bearings is their arrangement of steel balls within a raceway. These bearings typically consist of two grooved washers with a set of steel balls sandwiched between them. The angle of contact between the balls and the raceways enables these bearings to efficiently support axial loads while allowing for minimal friction during operation.

Applications of Thrust Ball Bearings

Thrust ball bearings find applications in a wide range of industries, including automotive, aerospace, and manufacturing. In automotive systems, these bearings are commonly used in gearboxes, transmissions, and wheel hubs to withstand the axial forces generated by rotating components. In aerospace applications, thrust ball bearings play a critical role in supporting the high axial loads experienced during flight operations.

Moreover, in manufacturing machinery such as heavy-duty equipment and machine tools, thrust ball bearings are essential for maintaining the smooth operation of components subjected to significant axial forces. The precision and reliability of thrust ball bearings make them indispensable in ensuring the efficiency and performance of various mechanical systems.