Four-Point Contact Ball Slewing Bearings

1. Product Description: The four-point contact ball slewing bearing utilizes a unique Gothic arched raceway design, creating four points of contact between the individual steel balls and the raceway, perfectly supporting the combined load-bearing of axial, radial, and overturning moments.
2. Product Structures: Internally toothed, externally toothed, and gearless. Customization is available for special requirements.
3. Size Range: Inner Diameter: 100mm-4000mm, Outer Diameter: 150mm-4500mm, Height: 25mm-200mm. Custom sizes available, with a maximum outer diameter of 10 meters.
4. Materials: Base Material: 42CrMo, 50Mn Special Alloy Steel
Rolling Elements: GCr15SiMn High-Purity Bearing Steel
Seal Material: Imported Nitrile Rubber or Fluororubber
5. Applications:
Construction Machinery, Wind Power Equipment, Port Machinery, Military Equipment, Metallurgical Equipment, New Energy, Specialty Equipment

Product Description

Four-Point Contact Ball Slewing Bearings for Heavy-Duty Rotational Applications

When you need reliable rotation under extreme loads, Four-Point Contact Ball Slewing Bearings deliver provide extraordinary execution. These progressed heading include a special Gothic angled raceway plan that makes four contact focuses between steel balls and raceways. This inventive plan flawlessly underpins combined hub, outspread, and upsetting minute loads. You get prevalent stack conveyance and improved solidness for your most requesting applications. With over 30 a long time of building mastery, we make these accuracy orientation to meet your particular requirements.

Our slewing orientation utilize high-quality 42CrMo and 50Mn extraordinary amalgam steel for the base fabric. The rolling components are created from GCr15SiMn high-purity bearing steel. This combination guarantees most extreme toughness and execution in challenging environments.

Four-Point Contact Ball Slewing Bearing Non Gear Type Technical Drawing

Four-Point Contact Ball Slewing Bearing with External Gear Technical Diagram

Four-Point Contact Ball Slewing Bearing with Internal Gear Technical Drawing

Technical Specifications

Specification	Range/Details
Inner Diameter	100mm - 4,000mm
Outer Diameter	150mm - 4,500mm
Height	25mm - 200mm
Maximum Outer Diameter	10 meters (custom)
Base Material	42CrMo, 50Mn Special Alloy Steel
Rolling Elements	GCr15SiMn High-Purity Bearing Steel
Seal Material	Imported Nitrile Rubber or Fluororubber
Precision Grades	P0, P6, P5, P4
Gear Options	Internal, External, Gearless
Standards Compliance	DIN, ISO, GB, RoHS

Bearing type Specifications
轴承型号 Bearing type			外形尺寸 Boundary dimensions			安装孔尺寸 Mounting hole diameter				结构尺寸 Structure dimensions					齿轮参数 Gear parameters						质量 Mass
无齿式 Non-gear type	外齿式 External gear typ	内齿式 Internal gear type	D mm	d mm	H mm	D1 mm	D2 mm	n	φ mm	D3 mm	d1 mm	H1 mm	h mm	n3	m	外齿式 Ext gear		b		kg
无齿式 Non-gear type	外齿式 External gear typ	内齿式 Internal gear type	D mm	d mm	H mm	D1 mm	D2 mm	n	φ mm	D3 mm	d1 mm	H1 mm	h mm	n3	m	Da mm	Z	da mm	Z	kg
010.20.200	011.20.200		280	120	60	248	152	12	16	199	201	50	10	——	3	300	98			40	-	20
010.20.224	011.20.224	——	304	144	60	272	176	12	16	223	225	50	10	——	3	321	105	-	-	40	-	22
010.20.250	011.20.250	——	330	170	60	298	202	18	16	249	251	50	10	——	4	352	86	-	-	40	-	25
010.20.280	011.20.280	——	360	200	60	328	232	18	16	279	281	50	10	——	4	348	94	-	-	40	-	28
010.25.315	011.25.315	013.25.315	408	222	70	372	258	20	18	314	316	60	10	——	5	435	85	190	40	50	-	43
010.25.355	011.25.355	013.25.355	448	262	70	412	298	20	18	354	356	60	10	——	5	475	93	235	49	50	-	49
010.25.400	011.25.400	013.25.400	493	307	70	457	343	20	18	399	401	60	10	——	6	528	86	276	48	50	-	55
010.25.450	011.25.450	013.25.450	543	357	70	507	393	20	18	449	451	60	10	——	6	576	94	324	56	50	-	64
010.30.500	011.30.500	013.30.500	602	398	80	566	434	20	18	498	501	70	10	4/M10X1	5	630	123	365	74	60	+0.5	75.8
010.30.500	012.30.500	014.30.500	602	398	80	566	434	20	18	498	501	70	10	4/M10X1	6	630	102	366	62	60	+0.5	75.8
010.30.560	011.30.560	013.30.560	662	458	80	626	494	20	18	558	561	70	10	4/M10X1	5	690	135	425	86	60	+0.5	94
010.30.560	012.30.560	014.30.560	662	458	80	626	494	20	18	558	561	70	10	4/M10X1	6	690	112	426	72	60	+0.5	94
010.30.630	011.30.630	013.30.630	732	528	80	696	564	24	18	628	631	70	10	4/M10X1	6	774	126	492	83	60	+0.5	110
010.30.630	012.30.630	014.30.630	732	528	80	696	564	24	18	628	631	70	10	4/M10X1	8	776	94	488	62	60	+0.5	110
010.30.710	011.30.710	013.30.710	812	608	80	776	664	24	18	708	711	70	10	4/M10X1	6	852	139	570	96	60	+0.5	120
010.30.710	012.30.710	014.30.710	812	608	80	776	664	24	18	708	711	70	10	4/M10X1	8	856	104	568	72	60	+0.5	120
010.40.800	011.40.800	013.40.800	922	678	100	878	722	30	22	798	801	90	10	6/M10X1	8	968	118	632	80	80	+0.5	220
010.40.800	012.40.800	014.40.800	922	678	100	878	722	30	22	798	801	90	10	6/M10X1	10	970	94	630	64	80	+0.5	220
010.40.900	011.40.900	013.40.900	1022	778	100	978	822	30	22	898	901	90	10	6/M10X1	8	1064	130	736	93	80	+0.5	240
010.40.900	012.40.900	014.40.900	1022	778	100	978	822	30	22	898	901	90	10	6/M10X1	10	1070	104	730	74	80	+0.5	240
010.40.1000	011.40.1000	013.40.1000	1122	878	100	1078	922	36	22	998	1001	90	10	6/M10X1	10	1190	116	820	83	80	+0.5	270
010.40.1000	012.40.1000	014.40.1000	1122	878	100	1078	922	36	22	998	1001	90	10	6/M10X1	12	1188	96	816	69	80	+0.5	270
010.40.1120	011.40.1120	013.40.1120	1242	998	100	1198	1042	36	22	1118	1121	90	10	6/M10X1	10	1300	127	940	95	80	+0.5	300
010.40.1120	012.40.1120	014.40.1120	1242	998	100	1198	1042	36	22	1118	1121	90	10	6/M10X1	12	1308	106	936	79	80	+0.5	300
010.45.1250	011.45.1250	013.45.1250	1390	1110	110	1337	1163	40	26	1248	1252	100	10	6/M10X1	12	1452	118	1044	88	90	+0.5	420
010.45.1250	012.45.1250	014.45.1250	1390	1110	110	1337	1163	40	26	1248	1252	100	10	6/M10X1	14	1456	101	1036	75	90	+0.5	420
010.45.1400	011.45.1400	013.45.1400	1540	1260	110	1487	1313	40	26	1398	1402	100	10	6/M10X1	14	1608	131	1188	100	90	+0.5	480
010.45.1400	012.45.1400	014.45.1400	1540	1260	110	1487	1313	40	26	1398	1402	100	10	6/M10X1	16	1610	112	1190	86	90	+0.5	480
010.45.1600	011.45.1600	013.45.1600	1740	1460	110	1687	1513	45	26	1598	1602	100	10	8/M10X1	14	1820	127	1386	100	90	+0.5	550
010.45.1600	012.45.1600	014.45.1600	1740	1460	110	1687	1513	45	26	1598	1602	100	10	8/M10X1	16	1824	111	1376	87	90	+0.5	550
010.45.1800	011.45.1800	013.45.1800	1940	1660	110	1887	1713	45	26	1802	1798	100	10	8/M10X1	14	2016	141	1568	113	90	+0.5	610
010.45.1800	012.45.1800	014.45.1800	1940	1660	110	1887	1713	45	26	1802	1798	100	10	8/M10X1	16	2016	123	1568	99	90	+0.5	610
010.60.2000	011.60.2000	013.60.2000	2178	1825	144	2110	1891	48	33	2002	1998	132	12	8/M10X1	16	2272	139	1728	109	120	+0.5	1100
010.60.2000	012.60.2000	014.60.2000	2178	1825	144	2110	1891	48	33	2002	1998	132	12	8/M10X1	18	2268	123	1728	97	120	+0.5	1100
010.60.2240	011.60.2240	013.60.2240	2418	2065	144	2350	2131	48	33	2242	2238	132	12	8/M10X1	16	2496	153	1984	125	120	+0.5	1250
010.60.2240	012.60.2240	014.60.2240	2418	2065	144	2350	2131	48	33	2242	2238	132	12	8/M10X1	18	2502	136	1980	111	120	+0.5	1250
010.60.2500	011.60.2500	013.60.2500	2678	2325	144	2610	2391	56	33	2502	2498	132	12	8/M10X1	20	2780	136	2220	112	120	+0.5	1400
010.60.2500	012.60.2500	014.60.2500	2678	2325	144	2610	2391	56	33	2502	2498	132	12	8/M10X1	18	2772	151	2232	125	120	+0.5	1400
010.60.2800	011.60.2800	013.60.2800	2978	2625	144	2910	2691	56	33	2802	2798	132	12	8/M10X1	18	3078	168	2520	141	120	+0.5	1600
010.60.2800	012.60.2800	014.60.2800	2978	2625	144	2910	2691	56	33	2802	2798	132	12	8/M10X1	20	3080	151	2520	141	120	+0.5	1600
010.75.3150	011.75.3150	013.75.3150	3376	2922	174	3286	3014	56	45	3152	3147	162	12	8/M10X1	20	3480	171	2820	142	150	+0.5	2800
010.75.3150	012.75.3150	014.75.3150	3376	2922	174	3286	3014	56	45	3152	3147	162	12	8/M10X1	22	3476	151	2816	129	150	+0.5	2800
010.75.3550	011.75.3550	013.75.3550	3776	3322	174	3686	3414	56	45	3552	3547	162	12	8/M10X1	20	3880	191	3220	162	150	+0.5	3200
010.75.3550	012.75.3550	014.75.3550	3776	3322	174	3686	3414	56	45	3552	3547	162	12	8/M10X1	22	3894	174	3212	147	150	+0.5	3200
010.75.4000	011.75.4000	013.75.4000	4226	3772	174	4136	3864	60	45	4002	3997	162	12	10/M10X1	22	4334	194	3652	167	150	+0.5	3600
010.75.4000	012.75.4000	014.75.4000	4226	3772	174	4136	3864	60	45	4002	3997	162	12	10/M10X1	25	4350	171	3650	147	150	+0.5	3600
010.75.4500	011.75.4500	013.75.4500	4726	4272	174	4636	4364	60	45	4502	4497	162	12	10/M10X1	22	4840	271	4158	190	150	+0.5	4000
010.75.4500	012.75.4500	014.75.4500	4726	4272	174	4636	4364	60	45	4502	4497	162	12	10/M10X1	25	4850	191	4150	167	150	+0.5	4000

Features and Benefits

Enhanced Load Distribution

The four-point contact design distributes loads evenly across all contact surfaces. This reduces stress concentrations and extends bearing life significantly.

Smooth Operation

Precision-manufactured steel balls and raceways ensure smooth rotation with minimal friction. You experience reduced noise and vibration in your applications.

Separable Design

Split inner ring construction allows easier mounting and dismounting. This saves you time during installation and maintenance procedures.

High Load Capacity

Large numbers of steel balls incorporated into the design provide exceptional load-carrying capacity. Your equipment handles heavier loads with confidence.

Versatile Configuration

Available in internally toothed, externally toothed, and gearless configurations. We customize designs for your specific operational requirements.

Four-Point Contact Ball Slewing Bearings Certification

Applications

Four-Point Contact Ball Slewing Bearings excel in demanding industrial environments:

Construction Apparatus: Excavators, cranes, concrete pumps
Wind Control Gear: Turbine nacelles and edge pitch systems
Port Apparatus: Holder cranes and dispatch loaders
Military Hardware: Radar frameworks and vehicle turrets
Metallurgical Gear: Steel process apparatus and heater components
New Vitality: Sun powered following frameworks and vitality capacity equipment

Installation Guide

Pre-Installation Checks

Inspect bearing surfaces for harm or defilement. Confirm mounting surfaces are clean and legitimately machined. Check jolt determinations coordinate your application requirements.

Mounting Process

Position the external ring carefully on the mounting surface
Apply indicated oil to raceways some time recently assembly
Install inward ring parts with appropriate alignment
Tighten jolts to indicated torque in a cross pattern
Verify smooth revolution after installation

Post-Installation

Check for appropriate equip engagement if pertinent. Confirm seal judgment and oil scope. Test revolution beneath light stack some time recently full operation.

Customer installation site

Every on-site installation is a field test of our products and services. This photos taken on-site faithfully record the entire process, from unboxing, installation to final commissioning. What we delivered is not just a product, but a ready-to-use, stable, and reliable productivity solution.

Four-Point Contact Ball Slewing Bearings installation

Maintenance and Care

Regular support guarantees ideal execution and life span. Grease up each 250 working hours beneath ordinary conditions. High-stress situations may require more visit oil intervals.

Apply new oil until it shows up at the fixing tape. Turn the bearing gradually amid oil to guarantee indeed conveyance. Expel flotsam and jetsam from adapt surfaces regularly.

Inspect seals for harm or wear. Supplant harmed seals instantly to anticipate defilement. Never wash heading straightforwardly with water to dodge inner damage.

Exhibition

We attend many famous international exhibitions such as Shanghai International Maritime Exhibition,Mining World Russia, bauma China, CTT Russia, etc

Partners

Your trust, we cherish in heart all times and will reciprocate that trust with unwavering quality.

Packaging & shipping

Your goods are unique, and their journey should be flawless. Therefore, we offer professional and customized packaging services. Our experienced team will evaluate your goods' characteristics, transportation route, and environmental requirements to recommend the most secure solution, such as: wooden crate packaging, sturdy frame packaging, or composite reinforced packaging (wooden crate + iron frame).

Positive customer reviews

Our quality and service have received widespread praise from our customers.

Why Choose Us

You merit a bearing accomplice with demonstrated skill and worldwide reach. Luoyang Heng Guan Bearing Innovation brings over three decades of specialized involvement in bearing fabricating. Our ISO9001-certified office in China's bearing industry center serves clients over 50+ countries.

We offer comprehensive customization administrations counting specialized interview, item plan, and fabricating. Our group of 50+ engineers gives establishment direction and personalized non-standard arrangements. You get quick conveyance from our adequate stock and proficient back all through your extend lifecycle.

Four-Point Contact Ball Slewing Bearings factory

FAQ

Q: What loads can four-point contact slewing bearings handle?

A: These bearings support combined axial, radial, and moment loads simultaneously with superior load distribution.

Q: How often should I lubricate my bearing?

A: Standard lubrication intervals are every 250 operating hours, adjusted based on operating conditions.

Q: Can you provide custom sizes?

A: Yes, we manufacture custom sizes up to 10 meters outer diameter for specialized applications.

Q: What certifications do your bearings have?

A: Our products comply with ISO9001, DIN, ISO, GB standards and are RoHS compliant.

Contact Us

Ready to discuss your Four-Point Contact Ball Slewing Bearings requirements? Our engineering team is here to help you select the perfect solution.

Email: mia@hgb-bearing.com

WHAT OUR CUSTOMERS SAY

Here is the customer's evaluation of us

From Europe

As a leading construction machinery manufacturer in Europe, we are very impressed with the quality and performance of your slewing rings. The precision machining and consistent quality meet our strict standards. A reliable global supplier!

From United States

Our CT scanners require extremely smooth rotation, low noise, and no magnetic interference. Your product perfectly meets these requirements, operating virtually silently without compromising image quality. Your technical expertise is truly impressive!

From Southeast Asia

We have been the distributor of your brand for many years and have received excellent customer feedback. Your diverse product line meets diverse customer needs, and our consistent quality makes us very competitive in the market. Your technical support and service team are also fantastic!

From United States

The slewing bearing selected for our wind turbine main drive system has exceeded our expectations in terms of precision and reliability. It operates smoothly even in extreme wind conditions and has a long maintenance cycle, significantly reducing our lifecycle costs. We are a trustworthy partner!

From the Middle East

Our equipment required a slewing bearing with non-standard dimensions and special gears. We contacted several companies but they all said they couldn't make it. Not only did you accept the order, but we also communicated smoothly throughout the entire process from proofing to mass production, and the finished product fully met our design requirements. This customization capability demonstrates your true technical strength.

From Europe

We have integrated your slewing rings into our new line of crawler cranes. The performance under full load and in extreme weather conditions has been flawless. The precision and durability meet the highest European standards. A truly reliable component for critical applications.

From North America

The harsh, sandy environment of our port is a true test for any equipment. Your slewing bearings' superior sealing system has effectively kept out abrasive contaminants. Our ship-to-shore cranes have seen a dramatic increase in uptime and service life since switching to your brand.

From the Middle East

In the mining industry, equipment failure is not an option. The immense strength and robust construction of your large-diameter slewing bearings have withstood the incredible shocks and loads in our mining excavators. Their reliability is directly contributing to our productivity.