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Flexible Couplings

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Flexible couplings allow for some misalignment but rotational speed may be slightly compromised. Available as both assemblies and individual components (hubs, sleeves, halves and spiders).

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Product SKUs information
Quick View Item code Price range Availability Coupling Type Material Bore Diameter Brand
GU-207
$23.00 - $25.53 Limited availability
Steel
0.625 in
Guardian Industries
GU-213
$31.50 - $34.98 3 In stock
Steel
0.875 in
Guardian Industries
GU-2103
$4.34 - $4.82 Limited availability
0.2500 in
Guardian Industries
GU-2201
$4.85 - $5.39 116 In stock
0.2500 in
Guardian Industries
GU-2302
$6.86 - $7.62 Limited availability
0.375 in
Guardian Industries
GU-2404
$8.72 - $9.69 Limited availability
0.625 in
Guardian Industries
GU-2505
$10.50 - $11.62 29 In stock
0.750 in
Guardian Industries
GU-1000
$4.37 - $4.85 90 In stock
Neoprene
Guardian Industries
GU-1004
$6.34 - $7.05 4 In stock
Neoprene
Guardian Industries
GU-1008
$11.50 - $12.75 12 In stock
Neoprene
Guardian Industries
GU-401
$9.26 - $10.28 2 In stock
Nylon
Guardian Industries
GU-3105
$52.00 - $57.74 Limited availability
Aluminum
0.188 in
Guardian Industries
GU-3108
$37.40 - $41.50 Limited availability
Aluminum
0.313 in
Guardian Industries
GU-3219
$46.10 - $51.18 Limited availability
Aluminum
0.500 in
Guardian Industries
GU-3321
$53.60 - $59.58 Limited availability
Aluminum
0.750 in
Guardian Industries
GU-4102
$70.60 - $78.44 Limited availability
Aluminum
0.188 in
Guardian Industries
GU-4110
$70.60 - $78.44 Limited availability
Aluminum
0.375 in
Guardian Industries
GU-4317
$78.30 - $87.04 1 In stock
Aluminum
0.500 in
Guardian Industries
GE-211
$43.90 - $48.81 Limited availability
0.375 in
Boston Gear
GE-224
$53.60 - $59.58 Limited availability
0.750 in
Boston Gear
GE-233
$74.80 - $83.14 Limited availability
0.750 in
Boston Gear
GE-242
$119.00 - $131.70 Limited availability
0.875 in
Boston Gear
GE-219
$36.50 - $40.50 Limited availability
Polyurethane
Boston Gear
GE-229
$38.90 - $43.20 2 In stock
Polyurethane
Boston Gear
GE-247
$57.90 - $64.28 Limited availability
Bost-bronz (Oil-impregnated)
Boston Gear
    • of 5
Coupling Hub; Bore Diameter=15.9 mm | 0.625 in, Hub Diameter=36.1 mm | 1.420 in, Hubs w/Bore & KW

GU-207

Price Range
$25.53 - $23.00

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.625 in
  • Hub Diameter
    1.420 in
  • Shaft Coupling Overall Length
    2.070 in
  • Number of Teeth
    28
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Coupling Hub; Bore Diameter=22.2 mm | 0.875 in, Hub Diameter=44.5 mm | 1.750 in, Hubs w/Bore & KW

GU-213

Price Range
$34.98 - $31.50

Stock Levels
3 In stock
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.875 in
  • Hub Diameter
    1.750 in
  • Shaft Coupling Overall Length
    3.170 in
  • Number of Teeth
    34
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Coupling Hub; Bore Diameter=6.4 mm | 0.2500 in, Hub Diameter=17.8 mm | 0.700 in, Bored

GU-2103

Price Range
$4.82 - $4.34

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.2500 in
  • Hub Diameter
    0.700 in
  • Shaft Coupling Overall Length
    1.000 in
  • Number of Teeth
    8
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Coupling Hub; Bore Diameter=6.4 mm | 0.2500 in, Hub Diameter=29.2 mm | 1.150 in, Bored

GU-2201

Price Range
$5.39 - $4.85

Stock Levels
116 In stock
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.2500 in
  • Hub Diameter
    1.150 in
  • Shaft Coupling Overall Length
    1.500 in
  • Number of Teeth
    8
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Coupling Hub; Bore Diameter=9.5 mm | 0.375 in, Hub Diameter=29.2 mm | 1.150 in, Bored

GU-2302

Price Range
$7.62 - $6.86

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.375 in
  • Hub Diameter
    1.150 in
  • Shaft Coupling Overall Length
    2.250 in
  • Number of Teeth
    8
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Coupling Hub; Bore Diameter=15.9 mm | 0.625 in, Hub Diameter=36.8 mm | 1.450 in, Bored w/Keyway

GU-2404

Price Range
$9.69 - $8.72

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.625 in
  • Hub Diameter
    1.450 in
  • Shaft Coupling Overall Length
    2.380 in
  • Number of Teeth
    12
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Coupling Hub; Bore Diameter=19.1 mm | 0.750 in, Hub Diameter=41.4 mm | 1.630 in, Bored w/Keyway

GU-2505

Price Range
$11.62 - $10.50

Stock Levels
29 In stock
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.750 in
  • Hub Diameter
    1.630 in
  • Shaft Coupling Overall Length
    2.380 in
  • Number of Teeth
    12
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Coupling Sleeve; Sleeve Diameter=19.8 mm | .780 in, Sleeve Length=14.2 mm | .560 in, Speed Limit=25000 rpm

GU-1000

Price Range
$4.85 - $4.37

Stock Levels
90 In stock
Attributes
  • Brand
    Guardian Industries
  • Sleeve Diameter
    .780 in
  • Sleeve Length
    .560 in
  • Number of Teeth
    8
  • Type
    Shaft Couplings
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Coupling Sleeve; Sleeve Diameter=30.5 mm | 1.200 in, Sleeve Length=40.4 mm | 1.590 in, Speed Limit=16500 rpm

GU-1004

Price Range
$7.05 - $6.34

Stock Levels
4 In stock
Attributes
  • Brand
    Guardian Industries
  • Sleeve Diameter
    1.200 in
  • Sleeve Length
    1.590 in
  • Number of Teeth
    8
  • Type
    Shaft Couplings
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Coupling Sleeve; Sleeve Diameter=46.7 mm | 1.840 in, Sleeve Length=40.4 mm | 1.590 in, Speed Limit=15000 rpm

GU-1008

Price Range
$12.75 - $11.50

Stock Levels
12 In stock
Attributes
  • Brand
    Guardian Industries
  • Sleeve Diameter
    1.840 in
  • Sleeve Length
    1.590 in
  • Number of Teeth
    12
  • Type
    Shaft Couplings
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Coupling Sleeve; Sleeve Diameter=48.3 mm | 1.900 in, Sleeve Length=36.8 mm | 1.450 in, Speed Limit=11800 rpm

GU-401

Price Range
$10.28 - $9.26

Stock Levels
2 In stock
Attributes
  • Brand
    Guardian Industries
  • Sleeve Diameter
    1.900 in
  • Sleeve Length
    1.450 in
  • Number of Teeth
    24
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=4.8 mm | 0.188 in, Bore Diameter 2=6,4 mm, Shaft Coupling Overall Length=30 mm | 1.180 in

GU-3105

Price Range
$57.74 - $52.00

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.188 in
  • Outside Diameter
    .787 in
  • Coupling Style
    Set Screw
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=8 mm | 0.313 in, Bore Diameter 2=8 mm, Shaft Coupling Overall Length=30 mm | 1.180 in

GU-3108

Price Range
$41.50 - $37.40

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.313 in
  • Bore Diameter 2
    8 mm
  • Outside Diameter
    .787 in
  • Coupling Style
    Set Screw
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Jaw & Spider Coupling Assembly; Bore Diameter=12.7 mm | 0.500 in, Bore Diameter 2=12,7 mm, Shaft Coupling Overall Length=33.8 mm | 1.330 in

GU-3219

Price Range
$51.18 - $46.10

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.500 in
  • Outside Diameter
    1.180 in
  • Coupling Style
    Set Screw
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=19.1 mm | 0.750 in, Bore Diameter 2=19,1 mm, Shaft Coupling Overall Length=39.9 mm | 1.570 in

GU-3321

Price Range
$59.58 - $53.60

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.750 in
  • Outside Diameter
    2.600 in
  • Coupling Style
    Set Screw
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=4.8 mm | 0.188 in, Bore Diameter 2=6,4 mm, Shaft Coupling Overall Length=30 mm | 1.180 in

GU-4102

Price Range
$78.44 - $70.60

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.188 in
  • Outside Diameter
    .787 in
  • Coupling Style
    Clamp
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=9.5 mm | 0.375 in, Bore Diameter 2=9,5 mm, Shaft Coupling Overall Length=30 mm | 1.180 in

GU-4110

Price Range
$78.44 - $70.60

Stock Levels
Limited availability
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.375 in
  • Outside Diameter
    .787 in
  • Coupling Style
    Clamp
  • Type
    Shaft Couplings
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Jaw & Spider Coupling Assembly; Bore Diameter=12.7 mm | 0.500 in, Bore Diameter 2=15,9 mm, Shaft Coupling Overall Length=66 mm | 2.600 in

GU-4317

Price Range
$87.04 - $78.30

Stock Levels
1 In stock
Attributes
  • Brand
    Guardian Industries
  • Bore Diameter
    0.500 in
  • Outside Diameter
    1.570 in
  • Coupling Style
    Clamp
  • Type
    Shaft Couplings
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Jaw Coupling Half; Bore Diameter=9.5 mm | 0.375 in, Outside Diameter=31.8 mm | 1.250 in, Shaft Coupling Overall Length=58.9 mm | 2.320 in

GE-211

Price Range
$48.81 - $43.90

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Bore Diameter
    0.375 in
  • Outside Diameter
    1.250 in
  • Shaft Coupling Overall Length
    2.320 in
  • Type
    Shaft Couplings
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Jaw Coupling Half; Bore Diameter=19.1 mm | 0.750 in, Outside Diameter=38.1 mm | 1.500 in, Shaft Coupling Overall Length=70.1 mm | 2.760 in

GE-224

Price Range
$59.58 - $53.60

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Bore Diameter
    0.750 in
  • Outside Diameter
    1.500 in
  • Shaft Coupling Overall Length
    2.760 in
  • Type
    Shaft Couplings
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Jaw Coupling Half; Bore Diameter=19.1 mm | 0.750 in, Outside Diameter=50.8 mm | 2.000 in, Shaft Coupling Overall Length=93.7 mm | 3.690 in

GE-233

Price Range
$83.14 - $74.80

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Bore Diameter
    0.750 in
  • Outside Diameter
    2.000 in
  • Shaft Coupling Overall Length
    3.690 in
  • Type
    Shaft Couplings
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Jaw Coupling Half; Bore Diameter=22.2 mm | 0.875 in, Outside Diameter=63.5 mm | 2.500 in, Shaft Coupling Overall Length=104.9 mm | 4.130 in

GE-242

Price Range
$131.70 - $119.00

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Bore Diameter
    0.875 in
  • Outside Diameter
    2.500 in
  • Shaft Coupling Overall Length
    4.130 in
  • Type
    Shaft Couplings
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Coupling Spider; Outside Diameter=31.8 mm | 1.250 in, Polyurethane

GE-219

Price Range
$40.50 - $36.50

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Outside Diameter
    1.250 in
  • Type
    Shaft Couplings
  • Material
    Polyurethane
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Coupling Spider; Outside Diameter=38.1 mm | 1.500 in, Polyurethane

GE-229

Price Range
$43.20 - $38.90

Stock Levels
2 In stock
Attributes
  • Brand
    Boston Gear
  • Outside Diameter
    1.500 in
  • Type
    Shaft Couplings
  • Material
    Polyurethane
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Coupling Spider; Outside Diameter=63.5 mm | 2.500 in, Bost-bronz (Oil-impregnated)

GE-247

Price Range
$64.28 - $57.90

Stock Levels
Limited availability
Attributes
  • Brand
    Boston Gear
  • Outside Diameter
    2.500 in
  • Type
    Shaft Couplings
  • Material
    Bost-bronz (Oil-impregnated)
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