Raydafon Technology Group Co.,Limited
Raydafon Technology Group Co.,Limited
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Products
A Type-Thin Section Angular Contact Bearings( Open )

A Type-Thin Section Angular Contact Bearings( Open )

Raydafon Group presents A Type-Thin Section Angular Contact Bearings (Open), engineered for high-precision machinery demanding compact, lightweight solutions. With a thin-section design and angular contact for superior load handling, these bearings reduce friction and enhance durability in robotics, aerospace, and medical equipment. Experience smoother operation and increased efficiency, solving space and weight constraints while delivering reliable performance. Choose Raydafon for innovative bearing technology that sets you apart.

A Type-Thin Section Angular Contact Bearings( Open )The difference between A Type-thin section angular contact bearings( Open ) and standard angular contact ball bearings is that the section size is designed to be single, and the section bearing and legal size are unchanged in a series. It does not increase with pore size. Therefore, this angular contact opens a thin section bearing called a constant-section thin-wall bearing. The designer could standardize on standard components using the same thin-section bearings throughout a product line.A Type-thin section angular contact bearings( Open ) bore diameter ranges from 1 to 40 inches, and a Cross-section ranges from 0.1875 × 0.1875 inches to 1.000 × 1.000 inches.Thin section bearings are designed to save space, decrease the overall weight, dramatically reduce friction, and provide excellent running accuracy. The unique features of the thin section bearings enable customers to downsize their design and cut manufacturing costs without sacrificing bearing performance or life.

Technical data

(1) HKAA series & HKA series
A Type-Thin Section Angular Contact Bearings( Open )A Type-Thin Section Angular Contact Bearings( Open )
HKAA seriesWeightKg
TypeDimension(inch/mm)Basic Load Ratings(N)
dDL1L2L3RadialThrust
CorCrCoaCa
HKAA010A
1.000

25.4
1.375

34.925
1.142

29.0
1.236

31.4
1.274

32.4
1510
670
4310
2000
0.011
HKAA015A
1.500

38.1
1.875

47.625
1.642

41.7
1.736

44.1
1.774

45.1
2130
890
6130
3250
0.017
 
HKA seriesWeightKg
TypeDimension(inch/mm)Basic Load Ratings(N)
dDL1L2L3RadialThrust
CorCrCoaCa
HKA020A
2.000

50.8
2.500

63.5
2.186

55.5
2.314

58.8
2.369

60.2
3510
1470
10140
4270
0.045
HKA025A
2.500

63.5
3.000

76.2
2.686

68.2
2.814

71.5
2.869

72.9
4270
1690
12360
4890
0.054
HKA030A
3.000

76.2
3.500

88.9
3.186

80.9
3.314

84.2
3.367

85.6
5070
1910
14620
5470
0.064
HKA035A
3.500

88.9
4.000

101.6
3.386

93.6
3.814

96.9
3.867

98.2
5830
2090
16850
6000
0.077
HKA040A
4.000

101.6
4.500

114.3
4.186

106.3
4.314

109.6
4.367

110.9
6630
2270
19110
6530
0.086
HKA042A
4.250

107.95
4.750

120.65
4.436

112.7
4.564

115.9
4.615

117.2
7020
2360
20230
6800
0.091
HKA045A
4.500

114.3
5.000

127
4.686

119
4.814

122.3
4.865

123.6
7380
2450
21380
7020
0.095
HKA047A
4.750

120.65
5.250

133.35
4.936

125.4
5.064

128.6
5.115

129.9
7780
2530
22490
7290
0.100
HKA050A
5.000

127.0
5.500

139.7
5.186

131.7
5.314

135.0
5.365

136.3
8180
2620
23600
7510
0.104
HKA055A
5.500

139.7
6.000

152.4
5.686

144.4
5.814

147.7
5.863

148.9
8980
2760
25870
8000
0.113
HKA060A
6.000

152.4
6.500

165.1
6.186

157.1
6.314

160.4
6.363

161.6
9740
2930
28090
8450
0.127
HKA065A
6.500

165.1
7.000

177.8
6.686

169.8
6.814

173.1
6.861

172.3
10540
3070
30360
8890
0.136
HKA070A
7.000

177.8
7.500

190.5
7.186

182.5
7.314

185.8
7.361

187.0
11290
3250
32630
9340
0.145
HKA075A
7.500

190.5
8.000

203.2
7.686

195.2
7.814

198.5
7.861

199.7
12090
3380
34850
9740
0.154
HKA080A
8.000

203.2
8.500

215.9
8.186

207.9
8.314

211.2
8.359

212.3
12850
3510
37120
10140
0.163
HKA090A
9.000

228.6
9.500

241.3
9.186

233.3
9.314

236.6
9.357

237.7
14400
3780
41610
10980
0.186
HKA100A
10.000

254.0
10.500

266.7
10.186

258.7
10.314

262.0
10.355

263.0
15960
4050
46100
11740
0.204
HKA110A
11.000

279.4
11.500

292.1
11.186

284.1
11.314

287.4
11.353

288.4
17510
4310
50580
12490
0.227
HKA120A
12.000

304.8
12.500

317.5
12.186

309.5
12.314

312.8
12.349

313.7
19070
4580
55070
55070
0.245
(2) HKB series
A Type-Thin Section Angular Contact Bearings( Open )
Hot Tags: Thin Section Angular Contact Bearings Supplier, A Type Angular Contact Bearings Bulk, Open Angular Contact Bearings Manufacturer
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HKB seriesWeightKg
TypeDimension(inch/mm)Basic Load Ratings(N)
dDL1L2L3RadialThrust
CorCrCoaCa
HKB020A
2.000

50.8
2.625

66.675
2.231

56.7
2.393

60.8
2.464

62.6
4850
2130
14000
6130
0.068
HKB025A
2.500

63.5
3.125

79.375
2.731

69.4
2.893

73.5
2.964

75.3
5960
2450
17160
7070
0.086
HKB030A
3.000

76.2
3.625

92.075
3.231

82.1
3.393

86.2
3.462

87.9
6890
2710
19870
7780
0.100
HKB035A
3.500

88.9
4.125

104.775
3.731

94.8
3.893

98.9
3.962

100.6
7960
2980
23030
8580
0.122
HKB040A
4.000

101.6
4.625

117.475
4.432

107.5
4.393

111.6
4.460

113.3
9070
3250
26180
9340
0.136
HKB042A
4.200

107.95
4.875

123.825
4.481

113.8
4.643

119.6
4.710
9560
3330
27560
9650
0.141
HKB045A
4.500

114.3
5.125

130.175
4.731

120.2
4.893

124.3