MB55X3/4, BK57-3/4, Transmission Pulley; 3/4" Bore; 1 Groove; 5.45" Outside Diameter; Finished Bore; 4L | A | 5L | B Belt Series; 4.7" Pitch Minimum; 5.1" Pitch Maximum; Keyway

MB55X3/4, BK57-3/4,  Transmission Pulley; 3/4" Bore; 1 Groove; 5.45" Outside Diameter; Finished Bore; 4L | A | 5L | B Belt Series; 4.7" Pitch Minimum; 5.1" Pitch Maximum; Keyway

KEY FEATURES

• Model: MB55X3/4

• Noun: Pulley (Transmission Sheave)

• Category: Sheaves – Fixed Pitch

• Belt Series: 4L | A | 5L | B

• Number of Grooves: 1

• Mounting Method: Finished Bore

• Bore Size: 3/4'' (19.05 mm)

• Outside Diameter: 5.45'' (138.43 mm)

• Pitch Diameter Range: 4.7'' – 5.1'' (119.38 – 129.54 mm)

• Belt Width Range: 0.5'' – 0.656'' (12.7 – 16.662 mm)

• Keyway: Yes

• Bushing Size: No Bushing (Fixed Bore)

• Construction: Arm Style

• Weight: 2.5 lbs (1.27 kg)

• Units: Inch / Metric

• Application: Power transmission

• Groove Profile: Compatible with 4L, A, 5L, and B belts