The Lovejoy Mini Soft coupling provides protection from misalignment, vibration and shock loads. The simple design of the coupling ensures ease of assembly, installation and reliable performance. No special tools are needed for installation or removal. No lubrication is needed, and once installed and aligned correctly, no maintenance is required.

    The Mini Soft coupling design is comprised of three parts. Two hubs with internal teeth engage an elastomeric flexible center, or sleeve, withmore
Unit of Measure

Specifications

Description 

MSF25-HUB-3/8-NKW

Type

Mini Soft, Three Piece Design w/ Sleeve Insert

Coupling Size

MSF25

Material

Zinc Alloy

Style

Set Screw

Color

Black

Weight

0.09 oz

Weight (Complete Coupling w/ Min. Bores)

3.00 oz

Dimensional Data

Bore Size 

3/8 in

Set Screw Size

M4

Keyway Size

No Keyway

Length thru Bore

0.472 in12.00 mm

Overall Coupling Length

1.614 in41.00 mm

Outside Diameter

0.984 in25.00 mm

Min. Bore (Dimensions ID1/ID2)

0.197 in5.00 mm

Max. Bore (Dimensions ID1/ID2)

0.472 in12.00 mm

Cubic inches

1.56277 in³

Performance Data

Normal Temperature Range

140.00 ºF

Nominal Torque

13.30 in·lb

Max Speed

1500.00 rpm

Angular Misalignment

2.00 º

Parallel Misalignment

0.010 in

Torsional Stiffness

106.00 in·lb/rad

Moment of Inertia

0.0280 lb·in²

Features

Features 

  • Easy blind assembly
  • Good shock load absorption
  • Good abrasion resistance
  • Zinc alloy hubs
  • Polyurethane insert

Notes

Notes 

  • Nominal torque, torsional stiffness, weight and moment of inertia are based on minimum bore size.