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Uniflex Couplings without Keyway

U25R1/4X1/4PB

Uniflex Couplings without Keyway
Item #102117573
  • Shaft-to-Shaft Coupling Type
  • 1/4 in Bore Diameter
  • 0.73 in Outside Diameter
  • U25R Coupling Size
Uniflex Couplings without Keyway
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    Shipment Options
  • Shaft-to-Shaft Coupling Type
  • 1/4 in Bore Diameter
  • 0.73 in Outside Diameter
  • U25R Coupling Size

applications

  • Textile equipment
  • Conveyors
  • Machine tools
  • Centrifugal pumps
  • Blowers
  • Wind tunnels
  • Steering mechanisms

features

  • Durable, one piece
  • Flexibility compensates for high degrees of shaft misalignment
  • Easy to install
  • No lubrication required
  • No wear parts
  • Compact design
  • Unaffected by oil, grease, dirt, and most industrial chemicals
Nominal Size 1/4 in
Length Through Bore 0.38 in
RPM 30000 rpm
Outside Dia. 0.73 in
Bore Range [Max] 0.313 in
Material Steel
Coupling Size U25R
Bore Dia. [Min] 1/8 in
Bore Range [Min] 0.125 in
Color Gray/Metallic
Parallel Misalignment [Max] 0.011 in
Temperature Range [Max] 250 °F
Spider Inside Diameter 0.094 in
Set Screw 6-32
Temperature Range [Min] -40 °F
Set Screw Size 6-32
RPM [Max] 30000 rpm
Wind-Up Angle @ Maximum Torque 4.5 °
Torque 34 in lb
Wind-Up Angle @ Nominal Torque 1.8 °
Bore Type Finished Bore
Rated Power @ 100 rpm 1/20 hp
Axial Misalignment 0.02 in
Bore Dia. [Max] 0.3130 in
Coupling Type Shaft-to-Shaft
Bolt Size 1
Hub Type Regular
Overall Length 1.5 in
Spider Outside Diameter 0.16 in
Weight 0.1 LB
EAN or UPC 685144260956
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