Introduction:

Angular contact ball bearings are essential components in the realm of machinery and automation, facilitating precise rotational motion in various industrial applications. Among the diverse range of angular contact ball bearings available, the 718, 719, 70, and 72 series stand out for their precision engineering and versatile performance. This article delves into the features, advantages, and applications of these angular contact ball bearings, highlighting their significance in driving efficiency and reliability in machinery and automation systems.

Precision Engineering for Optimal Performance:

The 718, 719, 70, and 72 series of angular contact ball bearings are engineered with precision at their core. Angular contact ball bearings can simultaneously withstand radial load and a direction of the axial load, can also withstand a single direction of the pure axial load, in the bear radial load, will cause the axial force. Therefore, single-row angular contact ball bearings often need to be matched with other bearings that bear axial load in the opposite direction. That is to say, angular contact ball bearings are usually used in double, triple, quadruple or even quintuple group matching use. Angular contact ball bearings have a high limiting speed.

Versatility Across Industries:

One of the defining characteristics of the 718, 719, 70, and 72 series angular contact ball bearings is their versatility. These bearings find applications across diverse industries, including automotive, aerospace, manufacturing, and robotics. Whether it’s high-speed spindle applications, precision machinery, or robotic arms, these bearings excel in providing reliable and accurate rotational motion.

High-Speed Capability:

The 718, 719, 70, and 72 series angular contact ball bearings are engineered to operate at high speeds, making them ideal for applications where rapid rotational motion is required. Their ability to maintain stability and accuracy at elevated speeds ensures efficient performance in high-speed machining operations, spindle assemblies, and other demanding industrial environments.

Rigidity and Load-Carrying Capacity:

Angular contact ball bearings in the 718, 719, 70, and 72 series are designed to provide high rigidity and load-carrying capacity, ensuring stability and reliability under heavy loads. This feature is particularly advantageous in applications where precision and durability are critical, such as machine tools, industrial robots, and aerospace components. The bearings’ ability to withstand dynamic and static loads enhances the overall efficiency and longevity of machinery and automation systems.

Variety of Designs and Configurations:

The 718, 719, 70, and 72 series angular contact ball bearings are available in a variety of designs and configurations to suit different application requirements. Engineers can choose from single-row, double-row, and sealed designs, as well as various cage materials and preload options. This versatility allows for greater flexibility in designing machinery and automation systems tailored to specific performance criteria.

Sealed and Lubricated for Longevity:

To ensure long-term reliability and performance, angular contact ball bearings in the 718, 719, 70, and 72 series are equipped with effective sealing and lubrication systems. These features protect the bearings from contaminants and prevent premature wear, extending their service life and reducing maintenance requirements. The sealed design also helps to maintain optimal lubrication, further enhancing the bearings’ efficiency and durability.

Conclusion:

The 718, 719, 70, and 72 series angular contact ball bearings represent a cornerstone of precision and reliability in the field of rotational motion control. Their precision engineering, versatility, high-speed capability, rigidity, and durability make them indispensable components in a wide range of industrial applications. As industries continue to demand greater efficiency and performance from their machinery and automation systems, these angular contact ball bearings remain at the forefront, driving innovation and excellence in motion control technology.

718, 719, 70, 72 Angular contact ball bearings

718, 719, 70, 72 Angular contact ball bearings Product Model

Angular contact ball bearings
LKPB ModelSizes(mm)payloads(KN)limiting speed(rpm)Mounting Dimensions(mm)weights
dDBRminR1minCrCorgreaselubricantsdaminDamaxramax(Kg)
71800C101950.30.11.81.17400011900014170.30.005
71800AC101950.30.11.71.16900010900014170.30.005
71900C102260.30.12.91.86900010900012.519.50.30.01
71900AC102260.30.12.71.7690009000012.519.50.30.01
7000C102680.30.1542.4660009000013.522.50.30.02
7000AC102680.30.153.82.3590008900013.522.50.30.02
7200C103090.60.156.43.8550008400014.525.50.60.03
7200AC103090.60.156.33.7520007900014.525.50.60.03
71801C122150.30.121.46900010900014190.30.006
71801AC122150.30.11.91.3620009400014190.30.006
71901C122460.30.13.22.2620009400014.521.50.30.01
71901AC122460.30.13.12.1550008400014.521.50.30.01
7001C122880.30.15535900008900015250.30.02
7001AC122880.30.154.82.8550008400015250.30.02
7201C1232100.60.157.24.5520007900016.527.50.60.04
7201AC1232100.60.156.94.3470006900016.527.50.60.04
71802C152450.30.12.21.8590008900017220.30.007
71802AC152450.30.12.21.8530007900017220.30.007
71902C152870.30.14.83.4520007900017.525.50.30.02
71902AC152870.30.14.63.2490007400017.525.50.30.02
7002C153290.30.155.33.349000740001928.50.30.03
7002AC153290.30.155.13.144000660001928.50.30.03
7202C1535110.60.159.15.8470006900016.527.50.60.05
7202AC1535110.60.158.85.6420006200016.527.50.60.05
71803C172650.30.12.31.9520007900019240.30.008
71803AC172650.30.12.11.8490007400019240.30.008
71903C173070.30.15.13.8490007400019.527.50.30.02
71903AC173070.30.14.83.6440006600019.527.50.30.02
7003C1735100.30.156.74.9440006600020.531.50.30.04
7003AC1735100.30.156.44.7390005900020.531.50.30.04
7203C1740120.60.311.37.4390005900021.535.50.60.07
7203AC1740120.60.310.97.1370005500021.535.50.60.07
71804C203270.30.13.93.4440006600023290.30.0118
71804AC203270.30.13.73.2390005900023290.30.018
71904C203790.30.157.45.839000590002333.50.30.04
71904AC203790.30.1575.637000550002333.50.30.04
7004C2042120.30.159.66.3370005500024.537.50.60.06
7004AC2042120.30.159.26330004900024.537.50.60.06
7204C20471410.313.19.6330004900026.540.510.11
7204AC20471410.312.69.2290004400026.540.510.11
71805C253770.30.154.24.1370005500028340.30.022
71805AC253770.30.153.93.9330004900028340.30.022
71905C254290.30.157.66.533000490002938.50.30.04
71905AC254290.30.157.26.229000440002938.50.30.04
7005C2547120.60.1512.98.733000490002943.50.60.07
7005AC2547120.60.1512.38.329000440002943.50.60.07
7205C25521510.316.813.1290004400030.546.510.14
7205AC25521510.316.112.5250003900030.546.510.14
71806C304270.30.154.44.8320004800033390.30.025
71806AC304270.30.154.14.5280004300033390.30.025
71906C304790.30.1587.630000450003443.50.30.05
71906AC304790.30.157.67.226000400003443.50.30.05
7006C30551310.315.711.6280004300034.550.510.11
7006AC30551310.314.910.9240003800034.550.510.11
7206C30621610.323.418.8230003800036.555.510.21
7206AC30621610.322.318200003400036.555.510.21
71807C354770.30.154.65.5250003900038440.30.029
71807AC354770.30.154.35.2230003700038440.30.029
71907C3555100.60.151110.9250003900039.550.50.60.07
71907AC3555100.60.1510.410.3190003300039.550.50.60.07
7007C35621410.319.317.5190003300040.556.510.15
7007AC35621410.318.316.6180003100040.556.510.15
7207C3572171.10.625.822.9170002900044631.10.31
7207AC35721710.624.521.9160002700044631.10.31
71808C405270.30.154.86.2230003700043490.30.032
71808AC405270.30.154.55.8190003300043490.30.032
71908C4062120.60.151414.2190003300044.557.50.60.11
71908AC4062120.60.1513.313.5170002900044.557.50.60.11
7008C40681510.319.919.11800031000466210.19
7008AC40681510.318.918.21600027000466210.19
7208C4080181.10.634.130.9160002700049711.10.4
7208AC4080181.10.632.529.5140002300049711.10.4
71809C455870.30.154.96.7190003300048.554.50.30.04
71809AC455870.30.154.66.3170002900048.554.50.30.04
71909C4568120.60.1514.716.1170002700050630.60.13
71909AC4568120.60.1513.915.2160002700050630.60.13
7009C45751610.326.725.3160002700050.569.510.23
7009AC45751610.325.424.1150002500050.569.510.23
7209C4585191.10.635.533.8150002500054761.10.45
7209AC4585191.10.633.832.3130002100054761.10.45
71810C506570.30.157.410170002900053.561.50.30.052
71810AC506570.30.156.99.5150002500053.561.50.30.052
71910C5072120.60.151921.2160002700054680.60.13
71910AC5072120.60.1517.920.1140002300054680.60.13
7010C50801610.327.627.5150002500055.574.510.25
7010AC50801610.326.226.2140002300055.574.510.25
7210C5090211.10.643.340.6140002300057.5831.10.49
7210AC5090211.10.641.338.7130002100057.5831.10.49
71811C557290.30.1510.213.8150002500058.568.50.30.081
71811AC557290.30.156.99.5140002300058.568.50.30.081
71911C55801310.323.727.4140002300059.575.510.18
71911AC55801310.322.426130002100059.575.510.18
7011C5590181.10.636.737.1130002100061.583.51.10.37
7011AC5590181.10.634.835.3120001900061.583.51.10.37
7211C55100211.50.653.651.1130001600063921.50.65
7211AC55100211.50.651.148.8120001900063921.50.65
71812C6078100.30.1513.418140002300063.574.50.30.1
71812AC6078100.30.159.613.1130002100063.574.50.30.1
71912C60851310.324.830.3130002100064.580.510.19
71912AC60851310.323.328.7120001900064.580.510.19
7012C6095181.10.637.840130002100066.588.51.10.39
7012AC6095181.10.635.838110001800066.588.51.10.39
7212C60110221.50.655.856.2110001800071.5100.51.50.86
7212AC60110221.50.65353.5100001700071.5100.51.50.86
71813C6585100.60.1513.418.8130002100069.580.50.60.125
71812AC6585100.60.1512.617.8120001900069.580.50.60.125
71913C65901310.325.131.9120001900070.585.510.2
71913AC65901310.323.630.2110001700070.585.510.2
7013C65100181.10.638.942.9120001900071.593.51.10.42
7013AC65100181.10.636.840.7100001700071.593.51.10.42
7213C65120231.50.667.569100001700076.5108.51.51.08
7213AC65120231.50.664.265.885001500076.5108.51.51.08
71814C7090100.60.1513.820.3120001900074.585.50.60.133
71814AC7090100.60.151319.1110001800074.585.50.60.133
71914C701001610.334.543.4110001800075.594.510.33
71914AC701001610.332.641.2100001700075.594.510.33
7014C70110201.10.649.955.5110001800077.51031.10.59
7014AC70110201.10.647.252.790001600077.51031.10.59
7214C70125241.50.670.274.690001600081.5113.51.51.19
7214AC70125241.50.666.671.780001400081.5113.51.51.19
71815C7595100.60.1514.221.7110001800079.590.50.60.142
71815AC7595100.60.1513.32.5100001700079.590.50.60.142
71915C751051610.32545.6100001700080.599.510.35
71915AC751051610.33343.285001500080.599.510.35
7015C75115201.10.651.359.2100001700082.51081.10.62
7015AC75115201.10.648.556.285001500082.51081.10.62
7215C75130251.50.672.780.2850001500086.5118.51.51.29
7215AC75130251.50.668.976.375001300086.5118.51.51.29
71816C80100100.60.1514.523.1100001700084.595.50.60.15
71816AC80100100.60.1513.621.885001500084.595.50.60.15
71916C801101610.335.547.890001600085.5104.510.37
71916AC801101610.333.545.380001400085.5104.510.37
7016C80125221.10.661.670.4900016000881171.10.83
7016AC80125221.10.658.366.9800014000881171.10.83
7216C80140262186.596.580001400092.512821.58
7216AC80140262182.191.970001200092.512821.58
71817C851101310.321.532.290001600090.5104.510.262
71817AC851101310.320.230.580001400090.5104.510.262
71917C85120181.10.646.561.985001500091.5113.51.10.53
71917AC85120181.10.643.858.675001300091.5113.51.10.53
7017C85130221.10.663.675850015000931221.10.87
7017AC85130221.10.659.971.3750013000931221.10.87
7217C85150282197.4107.575001300098.513721.96
7217AC85150282192.5102.465001100098.513721.96
71818C901151310.321.733.585001500095.5109.510.274
71818AC901151310.320.431.675001300095.5109.510.274
71918C90125181.10.647.264.880001400096.5118.51.10.56
71918AC90125181.10.644.561.470001200096.5118.51.10.56
7018C90140241.50.666.984800014000100.51301.51.18
7018AC90140241.50.663.279.7700012000100.51301.51.18
7218C901603021121.9131.370001200010314722.44
7218AC901603021115.8124.660001000010314722.44
71819C951201310.321.934.7800014000100.5114.510.287
71819AC951201310.320.632.8750013000100.5114.510.287
71919C95130181.10.647.967.8800014000101.5123.51.10.58
71919AC95130181.10.645.264.1700012000101.5123.51.10.58
7019C95145241.50.679.197.67500130001041361.51.2
7019AC95145241.50.674.892.76500110001041361.51.2
7219C95170322.11.1128.9145.16500110001121532.12.93
7219AC95170322.11.1122.5138.3570090001121532.12.93
71920AC100140201.10.647.551.55600800010713310.804
71920C100140201.10.650546700900010713310.794
7020AC100150241.5168.570.5450060001091411.51.48
7020C100150241.5175.577630090001091411.51.46
7220AC100180342.11.11301144000530011216823.22
7220B100180342.11.11301142800380011216823.28
7220C100180342.11.11491275600800011216823.65
71921AC105145201.10.648545600750011213810.82
71921C105145201.10.651576300900011213810.83
7021AC10516026218081.54300560011515021.84
7021C10516026218889.56000850011515021.82
7221AC105190362.11.11571453800500011717823.84
7221B105190362.11.114212926003600011717823.92
7221C105190362.11.11621435300750011717824.33
71922AC110150201.10.649565300710011714310.877
71922C110150201.10.65259.56300850011714310.867
7022AC110170282196.595.54000530012016022.28
7022C11017028211061045600800012016022.26
7222AC110200382.11.11701583600480012218824.49
7222B110200382.11.11541442600340012218824.58
7222C110200382.11.11761605000710012218825.1
741924AC120165221.10.667.5774800630012715811.15
71924C120165221.10.672815600750012715811.15
7024AC12018028211021073600500013017022.45
7224AC120215402.11.11831773200450013220326.22
7224B120215402.11.11651622400320013220326.26
71926AC130180241.517486430060001391711.51.54
71926C130180241.5178.591500071001391711.51.5
7026AC13020033211171253400450014019023.68
7226AC1302304031.1189193240032001442162.57.06
7226B1302304031.1171175220030001442162.57.1
71928AC140190241.517590400056001491811.51.63
71928C140190241.5179.595.5480067001491811.51.63
7028AC14021033211201333200430015020023.9
7228AC1402504231.1218234220030001542362.58.92
7228B1402504231.1197213200028001542362.58.94
71930AC150210282196.51153800500016020022.97
71930C15021028211021224300600016020022.96
7030AC150225352.11.11371542400300016221324.75
7230AC1502704531.1248280200028001642562.511.2
7230B1502704531.1225254180026001642562.511.2
71932C160220282110631333800500017021023.1
7032AC160240382.11.11553052200280017222825.77
7232AC1602904831.1263279190026001742762.514.1
7232B1602904831.1238420170024001742762.514.2
71934C17023028211131483600480018022023.36
7034AC170260422.11.11862142000260018224827.9
7234AC1703105241.529536018002400188292317.3
7234B1703105241.526632516002200188292317.6
71936C18025033211561933400460018022023.36
7034AC18025033211501853200440018224827.9
7234AC180280462.11.124528516002200188292317.3
7234B180280462.11.123227515002100188292217.6
71938C19026033211662123200440020224724.4
71938AC19026033211562003000420020224724.4
7038C190290462.11.12503051400200020627429.3
7038AC190290462.11.12362901200180020627429.3
7238C1903405541.531541511001700223.5306.5320.3
7238AC1903405541.530039010001600223.5306.5320.3
71840C200280382.11.12042553000420021426626.1
71940AC200280382.11.11932402800400021426626.1
7040C200310512.11.130539012004000217293212
7040AC200310512.11.129036511001700217293212
7240C2003605841.532544010001600238.5321.5324.4
7240AC2003605841.53104159001500238.5321.5324.4
71944C220300382.11.12162852800400023428626.7
71944AC220300382.11.12042702600380023428626.7
7044C2203405631.1325440110017002393212.516
7044AC2203405631.1310415100016002393212.516
7244C2204006541.54005609001500264356333.6
7244AC224006541.53805408501400264356333.6
71948C240320382.11.12343102600380025430727.2
71948AC240320382.11.12122852400360025430727.2
7048C2403605631.1335465100016002603412.517
7048AC2403605631.131544090015002603412.517
71952C260360462.11.128541524003600278342212.1
71952AC260360462.11.127039022003400278342212.1
7052AC2604006541.53455259001500290374328.7
7052B2604006541.53104758001400290374329
7252AC26048080524807507001300294448465.3
7252B26048080524306806501200294448465.5
71956C280380462.11.130045022003400298362212.9
71956AC280380462.11.128042520003200298362212.9
7056AC2804206541.53455308001400310393331.2
7056B2804206541.53255207001300310393331
7256AC28050080525108456501200315468469
7256B28050080524607656001100315468470.1
71960C3004205631.136057020003200322398220.4
71960AC3004205631.124054018003000322398220.4
7060AC3004607441.53856057001300331433344.9
7060B3004607441.53455456501200331433344.5
71964C3204405631.537562018003000342418221.6
71964AC3204405631.535558516002800342418221.6
7064AC3204807441.54657956501200352452347.2
7064B3204807441.54157156001100352452346.9
7264AC3205809252635112055010003565464110
7264B320580925259010705009003565464109
71872C3604805631.139069515002600382458223.9
71972AC3604805631.137564014002400382458223.9
7072AC36054082525309605501000398507462.4
7272B3605408252475865500900398507463.6
7272AC360650956367012804508004046095144
7272B360650956360011504007504046095140
71976AC3805406541.539070014002400398502339.6
71976B3805406541.534565013002200414491340.7
7076AC3806009052495875500900419527467.9
7076B3806009052440700450800419527466.7
71980AC4005406541.539575013002200435511342.1
71980B4005406541.535067512002000435511342.3
7080AC40060090525551010450800439566485.9
7080B4006009052500915400700439566486.2
71984AC4205606541.541080511001700456531344
71984B4205606541.536572010001600456531344.4
7084AC42062090526101190400700460596490.3
7084B42062090525501070380650460596490.6
7284AC4207601097.5477516203506004757096228
7284B4207601097.5469514603305504757096220
71892AC4605805631.1380725120020004745662.533.5
71992AC4606207541.54508859501400478602361.6
7092AC4606801006372015103806504886525119
71896AC4806005631.1390760100018004945862.534.9
71996AC480650785253010909001200502628471.8
7096AC4807001006371515203806505086725123
718/500AC5006205631.139578085016004945862.534.9
719/500AC500670785254011208001000522648474.9
70/500AC5007201006373515903506005286925129
719/560AC560750855262013807509005827284105
719/600AC600800905271517307008006187824125
719/710AC7109501066385222005506507339275195
718/1000AMB10001220100639232750350430102311975245
718/1250AMB125015001126311403900250300127314775390

For expert guidance in meeting your specific requirements, reach out to our knowledgeable team. Experience firsthand how our precision solutions can elevate your machinery’s efficiency and durability. Contact us today!

LKPB With more than 10 years of production experience

Supporting OEM service; 50 days return service; 7*24 hours technical support; Accept non-standard customization; Maximum 24 months product warranty

FAQ

Luoyang LIKE Precision Machinery Co., Ltd – LKPB®, Product precision can be P5, P4, P2 and VSP, Inside diameter size range φ20mm – φ2000mm. Maximum product quality warranty of 24 months, OEM acceptable.

LKPB With more than 10 years of production experience, The most professional suppliers of precision bearings in China. 

LKPB® strictly follows the ISO9001 quality system requirements for product quality control, relying on the professional technology of the bearing production base, the product quality is stable and cost-effective,

LKPB®, turning the world, carrying unlimited! We have served thousands of customers all over the world during the ten years of our establishment.

Our future goal is to become the most professional manufacturer of rotary table bearings and crossed roller bearings in China, and make LKPB® a world-class bearing brand.

This is our vision and direction!

LKPB® has accumulated rich production experience in the past 10 years,  supporting OEM service. Our products are exported to Germany, Italy, Korea, Japan, the United States, Belgium, Turkey and so on.

Top quality:

1. Precision Rotary Table Bearings ( YRT, YRTCYRTS, YRTMZKLDF Series) ;

2. Precision Cross Roller Bearings ( RA/RA-C, RAURBRU, RW, RE, SXXU, XV, XSUXR/JXRCRB/CRBC, CRBF/CRBFV,  CRBH/CRBHV, CRBS/CRBSV, CRBT/CRBTF Series); 

3. Precision Thin Section Bearings ( KAA, KA, KB, KC, KD, KF, KG, JHA, JA, JB, JG, JU Series);  

4. Robot Harmonic Reducer Bearings (CSF/CSGSHF/SHG, Z Series and Flexible Bearings F, 3E Series); 

5. Angular Contact Ball Bearings ( 718, 719, 70, 72, 2344/2347 Series);  

6. Ball Screw Support Bearings (ZKLF(N), ZARF, ZARN Series);

7. Hollow Rotary Platform Bearings ( ZK Series).

Yes, We have experience working in this area

The main application areas of our products are precision rotary tables, machining center rotary tables, industrial robot joints and rotating, robotic rotating parts, CNC machine tools, automation industry, direct drive motors, precision instruments, radar, medical equipment and other industries.

Regular models are in stock, reasonable prices, ready for delivery, non-standard precision bearings according to the requirements of the drawings and the number of 1-3 weeks delivery time

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