What is a Keyless Bushing and how does it work?

A Keyless Bushing is a mechanical component used for fastening fittings, providing a secure connection between shafts and hubs without the need for traditional keys. It utilizes frictional forces to securely grip the shaft and hub, ensuring a backlash-free fit.

What are the benefits of using Keyless Bushings?

Keyless Bushings offer several advantages, including simplified installation without the need for keyways, reduced maintenance time and costs, and enhanced reliability due to their secure locking mechanisms. They also provide precise and backlash-free shaft-to-hub connections.

How do I install a Keyless Bushing?

Installing a Keyless Bushing is straightforward. Simply slide the bushing onto the shaft and tighten the locking screws to achieve a secure grip between the shaft and the hub. Detailed installation instructions can be found in the product manual.

Can Keyless Bushings be used in high-speed applications?

Yes, Keyless Bushings are suitable for use in high-speed applications. They are engineered to provide secure and reliable shaft-to-hub connections even under high rotational speeds, ensuring smooth operation and minimal vibration.

What materials are Keyless Bushings made of?

Keyless Bushings are typically made from high-quality materials such as stainless steel, carbon steel, or alloy steel. These materials offer excellent strength, durability, and corrosion resistance, ensuring long-term performance in various environments.

Are Keyless Bushings reusable?

Yes, Keyless Bushings are reusable components. They can be easily removed from one application and installed in another, making them a cost-effective solution for multiple shaft-to-hub connections.

Do Keyless Bushings require lubrication?

Keyless Bushings typically do not require lubrication for normal operation. However, applying a small amount of lubricant to the shaft before installation can help facilitate easier assembly and removal.

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MISUMI Keyless Bushing (Fastening Fittings)（Type：Direct Mounting）

MISUMI offers products Keyless Bushing (Fastening Fittings) specified by Type Direct Mounting from Automation Components product category. There are a total of 2 items. Search and select detailed specifications of parts for your machine with free CAD downloads. MISUMI products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

Configure

Specification/Dimensions

Type
- Flanged
- Straight
- Nut Tightening
- Thin Wall
- Direct Mounting
- Sleeve
- Hydraulic
Larger Image

Clear

Shaft Bore Dia. d(Ø)
2

4

4.5

5

6

6.35

7

8

08

9

9.525

10

11

12

12.7

13

14

15

16

17

18

19

20

22

24

25

28

30

32

34

35

36

38

40

42

45

48

50

55

56

58

60

63

65

70

71

75

80

85

90

95

100

110

120

130

170

200

220
Drawing

Clear

Hub Dia.(Ø)
8

9

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

47.60

48

50

51

52

53

54

55

56

57

57.13

59

60

60.5

62

64

65

67

68

69.83

70

71

72

73

75

77

78

79

80

82

83

84

85

85.70

87

88

90

91

93

95

96

97

101

106

107.93

110

114

115

120

124

125

130

134

135

145

155

165

180

225

260

285
Drawing

Clear

Body Material
- Steel
- Stainless Steel
- Aluminum
Clear

Allowable Torque Range(N•m)
2.0~20.0

20.1~50.0

50.1~70.0

70.1~100.0

100.1~150.0

150.1~200.0

200.1~300.0

300.1~500.0

500.1~700.0

700.1~1000.0

1000.1~3000.0

3000.1~10000.0

10000.1~300000.0
Clear

Centering
- Provided
- None
Clear

Surface Treatment
- None
- Black Oxide
- Electroless Nickel Plating
- Anodize
Clear

Tightening Structure
- Single Cone Type
- Double Cone Type
- Tapered Sleeve Type
Images

Clear

Tightening Method
- Mechanical Type (Wedge Type)
- Hydraulic Type (Oil Hydraulic Type)
Images

Clear

Allowable Torque(N•m)
0.010

0.015

0.019

0.028

0.041

0.046

0.068

0.098

0.101

0.144

0.164

0.251

0.308

0.332

0.490

0.525

0.563

0.955

1.019

1.061

1.138

1.939

2

2.2

2.287

2.432

2.5

2.8

3

4

4.2

4.6

4.7

4.9

5.4

5.6

5.9

6

6.2

6.8

6.9

7

7.5

7.8

8

8.13

8.5

9

10

10.7

11

12

12.7

13

14

14.2

14.7

15

16

16.6

17

18

19

19.6

20

21

22

22.1

22.5

23

24

24.5

25

26

27

28

28.3

28.4

29

29.4

30

30.4

31.4

32

32.3

33

34

34.3

36

36.2

37

38

39

39.2

40

41

41.6

42

42.1

43

44

45

46

46.1

47

48

49

50

50.3

50.9

51.9

52

53

54

54.8

55

56

56.8

58

58.8

60

60.8

61

62

63

64

65

67

68

69

70

71

73.3

73.5

74

75

76

76.4

78

80

80.3

83

85

85.2

87

88

88.3

90

91

92

94

94.1

95

96

97

98

100

101

103

104

105

107

108

110

113

115

120

121

121.6

123

124

125

127

130

131

133.4

136

140

141

142

146.1

149

150

153

157

160

164

165

167

168

169

171

172

176

177

180

181

183

184

186

187

190

192

193

198

200

g:200.1~300.0

201

206

210

213.8

216

219

220

221

225

229.5

230

232

233

236

240

244.2

245

247

250

251

252

256

260

262

264

265

270

274

275

279

280

284

285

289

290

291

294

295

299

300

h:300.1~500.0

301.1

302

304

305

308

310

314

315

320

323

324

330

333

335

344

347

350

352

353

360

362

372

378

380

385

390

392

396

400

403

405

409

410

411

412

420

423

428

430

430.6

431

440

452.2

460

461

470

471

480

484.6

488

490

499

500

i:500.1~700.0

504

510

515

520

523

525

529

530

533

540

548

550

558

563

570

571

576

578

580

590

600

620

620.9

630

632

640

650

660

667.7

670

676

680

690

696

700

j:700.1~1000.0

702

720

725

730

731

741

750

754.3

760

765

770

774

779

790

794

800

810

813

820

823

836

840

850

862

880

882

883

890

910

929

930

931

940

950

960

970

976

980

1000

k:1000.1~3000.0

1010

1019

1020

1060

1061

1070

1088

1100

1110

1117

1138

1140

1180

1193

1200

1300

1310

1350

1360

1362

1392

1400

1430

1451

1460

1480

1500

1512.0

1550

1560

1600

1620

1640

1657

1670

1680

1690

1700

1736

1750

1760

1768

1770

1775

1780

1800

1860

1870

1900

1910

1915.0

1920

1950

1988

2000

2010

2040

2050

2070

2100

2120

2160

2270

2300

2400

2430

2470

2500

2530

2570

2700

2730

2750

2760

2810

2920.0

2960

2990

3000

3040

3050

3090

3200

3300

3380

3400

3460

3600

3620

3700

3800

3820

4000

4100

4200

4220

4500

4600

4610

4640

4800

4810

4900

5000

5060

5100

5150

5160

5300

5500

5510

5600

5880

6050

6400

6500

6600

6700

6880

6960

7100

7940

8000

8400

8920

9100

9200

9600

10000

10100

10200

10600

11000

11100

11560

12000

12300

13000

13500

15000

17500

20000

20500

21300

31700

39900

50700

106000

141000

183000
Clear

Cleaning Method
- Degreasing
- Precision Cleaning
Clear

Characteristics/Applications
- Clean washed
Clear

Environmentally friendly
- RoHS Compliant (10 Substances)
Clear

Brand	(2) (1) CAPT (0) EVERON (0) ISEL (0) KATAYAMA CHAIN (0) MIKI PULLEY (0) RS Pro (0) SS (0) SUNGIL (0) TSUBAKIMOTO (0) TSUBAKIMOTO CHA (0)
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CAD	2D 3D

2 items

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: 30; 60; 90

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Until 31/03/2025

MechaLock - Overview - Thin

MISUMI

Because the bolt is attached directly to the hub, the difference between the inside and outside diameters is small and the walls are thin. Can be attached to small hubs.

From: ฿ 936.00
Special Price
Days to Ship: Same day

Same day

Economy series

Compare

MiSUMi C-VALUE

Keyless Bushings(Mechanical Lock), Thin Type

MiSUMi C-VALUE

Keyless Bushings are an economy item, The price is cheaper than the MISUMI standard product.They offer a wide variety of sizes to choose from.
[Feature]
● Shaft Bore Diameter Minimum/ Maximum (mm.) : 14 and 40
● Hub Diameter Minimum/ Maximum (mm.) : 25 and 48
● Outer Diameter Minimum/ Maximum (mm.) : 42 and 70
● Material : S45C
[Application]
Keyless Bushings are commonly used in various applications in factory automation systems

From: ฿ 262.99
Days to Ship: Same day

Same day


Brand
Product Series
CAD
From
Days to Ship
Type
Shaft Bore Dia. d(Ø)
Hub Dia.(Ø)
Body Material
Allowable Torque Range(N•m)
Centering
Surface Treatment
Tightening Structure
Tightening Method
Allowable Torque(N•m)
Cleaning Method
Characteristics/Applications
Environmentally friendly

	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025	You can add up to 6 items per a category to the compare list.Compare
Brand	MISUMI	MiSUMi C-VALUE
Product Series	MechaLock - Overview - Thin	Keyless Bushings(Mechanical Lock), Thin Type
CAD	2D / 3D	2D / 3D
From	฿ 936.00 Special Price On Sale Until 31/03/2025	฿ 262.99
Days to Ship	Same day	Same day
Type	Direct Mounting	Direct Mounting
Shaft Bore Dia. d(Ø)	5 ～ 30	14 ～ 40
Hub Dia.(Ø)	8 ～ 35	25 ～ 48
Body Material	Steel	-
Allowable Torque Range(N•m)	2.0~20.0 ～ 100.1~150.0	50.1~70.0 ～ 300.1~500.0
Centering	None	None
Surface Treatment	None	None
Tightening Structure	Single Cone Type	Single Cone Type
Tightening Method	Mechanical Type (Wedge Type)	Mechanical Type (Wedge Type)
Allowable Torque(N•m)	4.2 ～ 149	64 ～ 420
Cleaning Method	-	-
Characteristics/Applications	-	-
Environmentally friendly	-	-

Application example related to this category

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Related Categories to Keyless Bushing (Fastening Fittings)

FAQ Keyless Bushing (Fastening Fittings)

Question: What is a Keyless Bushing and how does it work?: Answer: A Keyless Bushing is a mechanical component used for fastening fittings, providing a secure connection between shafts and hubs without the need for traditional keys. It utilizes frictional forces to securely grip the shaft and hub, ensuring a backlash-free fit.
Question: What are the benefits of using Keyless Bushings?: Answer: Keyless Bushings offer several advantages, including simplified installation without the need for keyways, reduced maintenance time and costs, and enhanced reliability due to their secure locking mechanisms. They also provide precise and backlash-free shaft-to-hub connections.
Question: How do I install a Keyless Bushing?: Answer: Installing a Keyless Bushing is straightforward. Simply slide the bushing onto the shaft and tighten the locking screws to achieve a secure grip between the shaft and the hub. Detailed installation instructions can be found in the product manual.
Question: Can Keyless Bushings be used in high-speed applications?: Answer: Yes, Keyless Bushings are suitable for use in high-speed applications. They are engineered to provide secure and reliable shaft-to-hub connections even under high rotational speeds, ensuring smooth operation and minimal vibration.
Question: What materials are Keyless Bushings made of?: Answer: Keyless Bushings are typically made from high-quality materials such as stainless steel, carbon steel, or alloy steel. These materials offer excellent strength, durability, and corrosion resistance, ensuring long-term performance in various environments.
Question: Are Keyless Bushings reusable?: Answer: Yes, Keyless Bushings are reusable components. They can be easily removed from one application and installed in another, making them a cost-effective solution for multiple shaft-to-hub connections.
Question: Do Keyless Bushings require lubrication?: Answer: Keyless Bushings typically do not require lubrication for normal operation. However, applying a small amount of lubricant to the shaft before installation can help facilitate easier assembly and removal.