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Uniflex Couplings with Keyway

U125R1 1/4X1 1/4

Uniflex Couplings with Keyway
Item #103839264
  • Shaft-to-Shaft Coupling Type
  • 1-1/4 in Bore Diameter
  • 2.17 in Outside Diameter
  • U125R Coupling Size
Uniflex Couplings with Keyway
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    Shipment Options
  • Shaft-to-Shaft Coupling Type
  • 1-1/4 in Bore Diameter
  • 2.17 in Outside Diameter
  • U125R Coupling Size
Hub Type Regular
Temperature Range [Max] 250 °F
Bore Dia. [Min] 5/8 in
Parallel Misalignment [Max] 0.044 in
Bore Dia. [Max] 1 1/4 in
Overall Length 4.88 in
Coupling Type Shaft-to-Shaft
Rated Power @ 100 rpm 1.21 hp
Temperature Range [Min] -40 °F
Torque 755 in lb
Length Through Bore 1.28 in
Axial Misalignment 0.04 in
Bore Type Finished Bore
Coupling Size U125R
Outside Dia. 2.17 in
Bore Range [Max] 1.25 in
Bore Range [Min] 0.625 in
Nominal Size 1 1/4 in
Set Screw 3/8-16
Keyway Size 1/4 x 1/8
RPM 6000 rpm
RPM [Max] 6000 rpm
Wind-Up Angle @ Nominal Torque 1.85 °
Wind-Up Angle @ Maximum Torque 4.5 °
Color Gray/Metallic
Spider Outside Diameter 0.62 in
Bolt Size 1
Set Screw Size 3/8-16
Spider Inside Diameter 0.313 in
Material Steel
Weight 2.75 LB
EAN or UPC 685144135414
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