Thin section radial contact bearings

  • Thin section radial contact bearings
  • Thin section radial contact bearings
  • Thin section radial contact bearings
  • Thin section radial contact bearings

Thin section radial contact bearings

The Type C radial contact ball thin section bearing is a single-row deep groove ball bearing designed to 

accommodate slight to moderate loads, including axial (thrust), reversing, and moment loads.

Thin section bearings are designed to save weight, use less space, reduce friction, increase design flexibility 

and provide high running accuracy. Thin bearings are available in both Inch and Metric series.

Inner diameter(Inch series): 3/4 to 40 in                   Cross sections ranges: 3/16 × 3/16 in to 1 × 1 in

ID diameter(Metric series): 20 ≤ d ≤ 360 mm           Cross sections: 8 × 8 to 20 × 20 mm

Material: bearing rings and rolling elements steel GCr15 or stainless steel 9Cr18

Precision levels: P0, P6, P5 and P4

Delivery time: 3-10 days(except customized)

Low friction, High stiffness, High running accuracy

For Bearings price, customize, or other request, please contact us

What is thin section radial contact ball bearing?

Thin section radial contact ball bearings are common rolling bearings. Thin section radial contact ball bearings are cylindrical roller bearings that consist of one or more rolling elements surrounding the central axis or forming a cage with other rolling elements, and are fixed by an end cap (or sleeve) in the outer diameter and thickness direction.
Thin section radial contact ball bearings, also known as "oil free deep groove ball bearings," have excellent characteristics such as low friction coefficient, low vibration and noise, and no need for lubrication during operation. Thin section radial contact ball bearings are the key to bearing axial loads. Compared with other bearings of the same specification, this type of bearing has low friction resistance and high speed ratio, making it the first bearing type for customers to choose a model and specification. However, it is not suitable to bear heavy loads, and it is not recommended to use thin-section radial contact ball bearings in some heavy load areas.

Type of thin section radial contact ball bearing: 

  • Open  thin section radial contact ball bearing

  • Seale thin section radial contact ball bearing

thin section bearing

Features of thin section radial contact ball bearing

Thin section radial contact ball bearing achieve extremely thin bearing thin-sections, as well as miniaturization and lightweight of products. The diversity of products expands their scope of use.
1. The use of bearings can reduce vibration, reduce noise, prevent pollution, and improve labor conditions in machinery;
2. During operation, a transfer film can be formed to protect the grinding shaft without any biting phenomenon;
3. The hardness requirements for grinding shafts are low, and shafts that have not been modulated can be used, thereby reducing the machining difficulty of thin-walled bearing related parts;
4. The thin-walled bearing structure is lightweight and can reduce mechanical volume. No oil lubrication or low oil lubrication, suitable for places where refueling is impossible or difficult, and can be used without or with minimal maintenance;
5. Good wear resistance, low friction coefficient, and long service life;
6. Thin section bearings have similar static friction coefficients and can eliminate crawling at low speeds, thereby ensuring the working accuracy of the machinery.

LZTC  thin section radial contact ball bearing accuracy covers four levels of Po, P6, P5 and P4. lmplementation standards: universal bearingGB/T307, slewing bearing JB/2300, ship industry CB/T3669, machinery industry JB/T10471, wind turbinebearing B/T10705. The SO9001 quality system certification has been passed in 2003.

Applications of thin section bearings bearings

Thin section radial contact ball bearings have a wide range of applications in modern industry, with the most applications in the automotive field. The main applications in this field are
1. Suspension systems, such as air spring suspension systems and hydraulic suspension systems.
2. Engine components (such as camshafts and valves).
3. Car hubs, gearboxes, and transmission shafts.

Thin section bearing related products

Thin section radial contact bearings, thin section four point ball bearings, cross roller bearings, thin section rotary table bearings

Thin section bearings supplier

LTZC provides thin section radial contact bearings and thin section bearings. If you are looking for a supplier of thin section radial contact bearings, please contact us for the latest quotation.

KAA  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KAA010C11.3751.1421.23612906700.012
25.434.9252931.4
KAA015C1.51.8751.6421.73617808000.018
38.147.62541.744.1
KA  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KA020C22.52.1862.134302014200.048
50.863.555.558.8
KA025C2.532.6862.814369016000.059
63.576.268.271.5
KA030C33.53.1863.314440018200.068
76.288.980.984.2
KA035C3.543.6863.814507020000.082
88.9101.693.696.9
KA040C44.54.1864.314573021300.09
101.6114.3106.3109.6
KA042C4.254.754.4364.564609022200.095
107.95120.65112.7115.9
KA045C4.554.6864.814640023100.1
114.3127119122.3
KA047C4.755.254.9365.064676024000.104
120.65133.35125.4128.6
KA050C55.55.1865.314707024900.109
127139.7131.7135
KA060C66.56.1866.314845028000.13
152.4165.1157.1160.4
KA065C6.576.6866.814911029300.14
165.11.778169.8173.1
KA070C77.57.1867.314978030700.15
177.8190.5182.5185.8
KA075C7.587.6867.8141045032000.16
190.5203.2195.2198.5
KA080C88.58.1868.3141111033300.172
203.2215.9207.9211.2
KA090C99.59.1869.3141249036000.2
228.6241.3233.3236.6
KA100C1010.510.18610.3141382038700.227
254266.7258.7262
KA110C1111.511.18611.3141516041300.236
279.4292.1284.1287.4
KA120C1212.512.18612.3141654043600.254
304.8317.5309.5312.8
KB  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KB020C22.6252.2312.393413020000.073
50.866.67556.760.8
KB025C2.53.1252.7312.893507023100.091
63.579.37569.473.5
KB030C33.6253.2313.393596025800.109
76.292.07582.186.2
KB035C3.54.1253.7313.893685028000.125
88.9104.77594.898.9
KB040C44.6254.4324.393778030700.14
101.6117.475107.5111.6
KB042C4.24.8754.4814.643813031600.147
107.95123.825113.8117.9
KB045C4.55.1254.7314.893867032900.16
114.3130.175120.2124.3
KB047C4.755.3754.9815.143902033800.163
120.65136.525126.6130.6
KB050C55.6255.2315.393956035100.172
127142.875132.9137
KB055C5.56.1255.7315.8931049037300.186
139.7155.575145.6149.7
KB060C66.6256.2316.3931138039600.205
152.4168.275158.3162.4
KB065C6.57.1256.7316.8931227041300.216
165.1180.975171175.1
KB070C77.6257.2317.3931320043600.232
177.8193.675183.7187.8
KB075C7.58.1257.7317.8931409045300.25
190.5206.375196.4200.5
KB080C88.6258.2318.3931498046700.262
203.2219.075209.1213.2
KB090C99.6259.2319.3931680051100.3
228.6244.475234.5238.6
KB100C1010.62510.23110.3931862054700.331
254269.875259.9264
KB110C1111.62511.23111.3932040058200.36
279.4295.275285.3289.4
KB120C1212.62512.23112.3932223061800.39
304.8320.675310.7314.8
KB140C1414.62514.23114.3932583068000.476
355.6371.475361.5365.6
KB160C1616.62516.23116.3932943074200.544
406.4422.275412.3416.4
KB180C1818.62518.23118.3933307080500.612
457.2473.075463.1467.2
KB200C2020.62520.23120.3933667086200.68
508523.875513.9518
KC  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KC040C44.754.2774.473933039100.204
101.6120.65108.6113.6
KC042C4.2554.5274.723978040900.213
107.95127115120
KC045C4.55.254.7774.9731040042200.225
114.3133.35121.3126.3
KC047C4.7555.0275.2231093043600.235
120.65139.7127.7132.7
KC050C55.755.2775.4731151044900.263
127146.05134139
KC055C5.56.255.7775.9731258048000.268
139.7158.75146.7151.7
KC060C66.756.2776.4731365050700.295
152.4171.45159.4164.4
KC065C6.57.256.7776.9731471053300.312
165.1184.15172.1177.1
KC070C77.757.2777.4731578055600.34
177.8196.85184.4189.8
KC075C7.58.257.7777.9731685058200.36
190.5209.55197.5202.5
KC080C88.758.2778.4731791060500.387
203.2222.25210.2215.2
KC090C99.759.2779.4732005065300.45
228.6247.65235.6240.6
KC100C1010.7510.27710.4732218069800.481
254273.05261266
KC110C1111.7511.27711.4732431074200.526
279.4298.45286.4291.4
KC120C1212.7512.27712.4732645078700.567
304.8323.85311.8316.8
KC140C1414.7514.27714.4733072086700.689
355.6374.65362.6367.6
KC160C1616.7516.27716.4733503094700.785
406.4425.45413.4418.4
KC180C1818.7518.27718.47339290102200.88
457.2476.25464.2469.2
KC200C2020.7520.27720.47343560109800.98
508527.05515520
KD series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KD040C454.374.631369062700.366
101.6127111117.6
KD042C4.255.254.624.881418064000.386
107.95133.35117.3124
KD045C4.55.54.875.131520067100.405
114.3139.7123.7130.3
KD047C4.755.755.125.381569068500.426
120.65146.05130136.7
KD050C565.375.631671071600.454
127152.4136.4143
KD055C5.56.55.876.131823075600.485
139.7165.1149.1155.7
KD060C676.376.631978080000.526
152.4177.8161.8168.4
KD065C6.57.56.877.132129084000.566
165.1190.5174.5181.1
KD070C787.377.632280088000.606
177.8203.2187.2193.8
KD075C7.58.57.878.132431091600.65
190.5215.9199.9206.5
KD080C898.378.632583095600.694
203.2228.6212.6219.2
KD090C9109.379.6328890103100.78
228.6254238244.6
KD100C101110.3710.6331920109800.853
254279.4263.4270
KD110C111211.3711.6334980116900.934
279.4304.8288.8295.4
KD120C121312.3712.6338010123601.02
304.8330.2314.2320.8
KD140C141514.3714.6344090136501.24
355.6381365371.6
KD160C161716.3716.6350180148901.41
406.4431.8415.8422.4
KD180C181918.3718.6356230160501.58
457.2482.6466.6473.2
KD200C202120.3720.6362320172001.75
508533.4517.4524
KF  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrkg
KF040C45.54.5554.94523830121300.875
101.6139.7115.7125.6
KF042C4.255.754.8055.19525070125800.93
107.95146.05122132
KF045C4.565.0555.44526360129800.975
114.3152.4128.4138.3
KF047C4.756.255.3055.69527600133801.04
120.65158.75134.7144.7
KF050C56.55.5555.94528850137801.09
127165.1141.1151
KF055C5.576.0556.44531340145801.18
139.7177.8153.8163.7
KF060C67.56.5556.94533870153401.24
152.4190.5166.5176.4
KF065C6.587.0557.44536360160901.35
165.1203.2179.2189.1
KF070C78.57.5557.94538890168501.45
177.8215.9191.9201.8
KF075C7.598.0558.44541380175601.56
190.5228.6204.6214.5
KF080C89.58.5558.94543920182301.66
203.2241.3217.3227.2
KF090C910.59.5559.94548900196001.81
228.6266.7242.7252.6
KF100C1011.510.55510.94553920209402.02
254292.1268.1278
KF110C1112.511.55511.94558940222302.18
279.4317.5293.5303.4
KF120C1213.512.55512.94563960234702.38
304.8342.9318.9328.3
KF140C1415.514.55514.94574010258302.72
355.6393.7369.7379.6
KF160C1617.516.55516.94584010281403.22
406.4444.5420.5430.4
KF180C1819.518.55518.94594060303203.58
457.2495.3471.3481.2
KF200C2021.520.55520.945104100324504.04
508546.1522.1532
KG  series
TypeDimensionNWeight
(inch/mm)Basic Cap.
dDL1L2CorCrKg
KG040C464.7425.258364902000001.65
101.6152.4120.4133.6
KG042C4.256.254.9925.50836490200001.75
107.95158.75126.8139.9
KG045C4.56.55.2425.75838940209001.81
114.3165.1133.1146.3
KG047C4.756.755.4926.00841340217401.91
120.65171.45139.5152.6
KG050C575.7426.25843780225802.02
127177.8145.8159
KG055C5.57.56.2426.75846230234302.17
139.7190.5158.5171.7
KG060C686.7427.25851070250302.31
152.4203.2171.2184.4
KG065C6.58.57.2427.75853520258302.47
165.1215.9183.9197.1
KG070C797.7428.25858360273802.67
177.8228.6196.6209.8
KG075C7.59.58.2428.75860810281402.83
190.5241.3209.3222.5
KG080C8108.7429.25865650296003
203.2254222235.2
KG090C9119.74210.25872990317803.3
228.6279.4247.4260.6
KG100C101210.74211.25880280338703.65
254304.8272.8286
KG110C111311.74212.25887570358703.96
279.4330.211.74212.258
KG120C121412.74213.25894860378304.32
304.8355.6323.6336.8
KG140C141614.74215.258109440416104.96
355.6406.4374.4387.6
KG160C161816.74217.258124060452505.65
406.4457.2425.2438.4
KG180C182018.74219.258138640487206.28
457.2508476489.2
KG200C202220.74221.258153220521007.53
508558.8526.8540

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