Linear Bushings / Linear Ball Bearings / Linear Ball Bushings（Style：Standard Page 5）

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Linear ball bearing with square flange, double bearing (21520-01)

NORELEM

· Ready to install

· With double bearing

· Linear ball bearing with double-sided seal

· Precise guide with high load rating

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Configure now
Starting from^∗ ：	22.71 €
Min. Shipping Days ：	4 Days

*Unit price with basic configuration

Linear ball bearings with round flange, double bearing (21520)

NORELEM

· Ready to install

· With double bearing

· Linear ball bearing with double-sided seal

· Precise guide with high load rating

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Configure now
Starting from^∗ ：	63.00 €
Min. Shipping Days ：	4 Days

*Unit price with basic configuration


Brand
Product Series
CAD
Starting from^∗
Min. Shipping Days
Type2
RoHS Information
Style
Features, Areas of Application
Flange Type
Diameter of Inscribed Circle dr(mm)
Overall Length L(mm)
Material of Outer Cylinder
Outer Cylinder Surface Treatment
Motion
Lubrication Type
Ball Recirculation Type
Outer Diameter D(mm)
Accuracy
Eccentricity(μm)
Type
Length
Linear Motion / Rotational Motion
Basic Rated Load, Dynamic Rating(N)
Flange Shape
Cleaning Method

	Select to compare	Select to compare
Brand	NORELEM	NORELEM
Product Series	Linear ball bearing with square flange, double bearing (21520-01)	Linear ball bearings with round flange, double bearing (21520)
CAD
Starting from^∗	22.71 € *Unit price with basic configuration	63.00 € *Unit price with basic configuration
Min. Shipping Days	4 Days	4 Days
Type2	Flange	Flange
RoHS Information	-	-
Style	Standard	Standard
Features, Areas of Application	-	-
Flange Type	-	-
Diameter of Inscribed Circle dr(mm)	12 ～ 50	8 ～ 50
Overall Length L(mm)	61 ～ 192	46 ～ 192
Material of Outer Cylinder	-	-
Outer Cylinder Surface Treatment	-	-
Motion	-	-
Lubrication Type	-	-
Ball Recirculation Type	-	-
Outer Diameter D(mm)	-	-
Accuracy	-	-
Eccentricity(μm)	-	-
Type	-	-
Length	-	-
Linear Motion / Rotational Motion	-	-
Basic Rated Load, Dynamic Rating(N)	-	-
Flange Shape	-	-
Cleaning Method	-	-

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RoHS Information
- RoHS Requirements Fulfilled
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Style
- Standard
- Open Type, Clearance Adjusting Type
Enlarge image

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Features, Areas of Application
Anti-Reflection

Clean Washed

Corrosion and Chemical Resistance

Heat-Resistant

Low Dust

Not Applicable

Vacuum
Details

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Flange Type
- Standard Flange
- Center Flanged
- Pilot Flange
Enlarge image

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Diameter of Inscribed Circle dr(mm)
3

4

5

6

8

10

12

13

14

16

16/6

20

22

25

26

30

32

35

38

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50

55

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70

75

80

90

100
Drawing

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Overall Length L(mm)
10

12

13

15

16

17

18

19

20

22

23

24

24/45

24.2

25

26

27

28

28.2

29

30

30.2

31

32

32 - 0.2

33

35

36

36 - 0.2

37

38

39

40

40.2

41

42

43

44

45

45 - 0.2

46

47

48

49

50

50.2

51

52

53

54

55

56

57

58

58 - 0.3

59

59.25

60

60.2

61

62

63

64

64.5

65

66

67

67.3

67.5

68

68 - 0.3

69

70

70/37

70.2

71.5

72

73

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77

78

79

80

81

82

83

84

85

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102

102.3

102.5

103

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138

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142

144

145

148

150

151

152

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154

155

155.5

156

158

160

165

167

170

175

176

177

178

180

182

184

185

187

190

192

193

199

200

202

209

210

211

215

220

224

230

240

243

244

250

290

300

310

370

450

610

690

770

930

1010

1330

1490
Drawing

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Material of Outer Cylinder
- Steel
- Stainless Steel
- Aluminum
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Outer Cylinder Surface Treatment
- No Surface Treatment
- Surface Treatment
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Motion
- Linear Motion
- Linear Motion/Rotary Motion
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Lubrication Type
- N/A
- Grease coating
- With Lubrication Unit MX
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Ball Recirculation Type
- Single
- Double
Images

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Outer Diameter D(mm)
1

7

8

10

12

13

15

16

17

19

20

21

22

22.5

23

24

25

26

27

28

30

31

32

34

35

37

38

39

40

41

42

45

45.5

47

48

51

52

57

58

60

61

62

65

72

75

80

84

85

90

95

102

110

120

130

150
Drawing

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Accuracy
- Standard Grade
- High Grade
- Precision Grade
Please confirm the accuracy standards of each manufacturer

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Eccentricity(μm)
4

8

10

12

15

17

20

24

25

30

40

50
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Type
- Standard
- Open Type
- Clearance adjusting shape
- Flanged End Face
- Flanged Center
- Male-Female Joint with Flange
- Housing Type
- Housing Units Wide Block Type
- Shaft-Sliding Linear Bushing Pillow Block
- Related Components
Images

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Length
- Standard
- Short
- Medium
- Double
- Medium Long
- Long
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Linear Motion / Rotational Motion
- Linear Bushing (Linear Motion Only)
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Basic Rated Load, Dynamic Rating(N)
69

88

131

138

167

176

206

226

235

263

265

310

324

368

372

381

383

412

431

508

510

585

588

608

634

640

657

775

813

882

965

980

1164

1230

1400

1554

1560

1570

1670

1725

2160

2440

2490

2650

3430

3820

6080
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Flange Shape
- Round Flange
- Square Flange
- Compact Flange
Enlarge image

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Cleaning Method
- Degreasing
- Precision Cleaning
- Electropolishing + Precision Cleaning
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Brand

- MISUMI (38)
- Cost Efficient Products ()
- OZAK (59)
- MYT (19)
- NIPPON BEARING (19)
- NORELEM (12)
- KBS (12)
- SBC (10)
- THK (9)
- ASK LINEAR (4)
- SNR (0)
- ZEN (0)
- NTN (0)
- SKF (0)
- INA (0)
- IKO (0)
- BOSCH REXROTH (0)
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CAD data type

- 2D
- 3D
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Standard shipping days

All

Same day

2 Days or Less

3 Days or Less

4 Days or Less

5 Days or Less

6 Days or Less

7 Days or Less

8 Days or Less

9 Days or Less

10 Days or Less
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