Dodge 3030x 2 Taper Lock Bushing 117021

Description:

The Dodge 3030 × 2 Taper-Lock Bushing (Part Number 117021) is a flangeless taper-lock shaft bushing designed to securely mount pulleys, sheaves, sprockets, couplings, and other power transmission components onto a 2-inch shaft. Featuring an 8° taper and finished keyed bore, it provides concentric shaft alignment, high torque transmission, and easy installation or removal. It is commonly used in conveyors, pumps, fans, compressors, gear drives, agricultural equipment, and general industrial power transmission systems.

Applications:

The Dodge 117021 Taper-Lock bushing is engineered for heavy-duty shaft mounting applications requiring secure, vibration-resistant power transmission. Its flush-mounted, flangeless design eliminates protruding parts while ensuring accurate alignment and minimal runout. It is suitable for industrial pulleys, sprockets, couplings, belt drives, conveyor systems, fans, blowers, pumps, and other rotating equipment.

Technical Specifications:

• Manufacturer Part Number (MPN): 117021
• Manufacturer: Dodge (ABB/Baldor Dodge)
• Product Type: Taper-Lock bushing
• Bushing Series: 3030
• Bore Diameter: 2.000 in (50.8 mm)
• Bore Type: Finished bore with keyway
• Bushing Type: Flangeless Taper-Lock
• Taper Angle: 8°
• Outside Diameter: 4.250 in (107.95 mm)
• Overall Length (Length Through Bore): 3.000 in (76.2 mm)
• Maximum Hub Diameter: 5.750 in (146.1 mm)
• Bolt Circle Diameter: 4.000 in (101.6 mm)
• Number of Mounting Bolts: 2
• Screw Size: 5/8-11 × 1-1/4 in
• Installation Torque: 800 in-lb (90.4 N·m)
• Rated Torque Capacity: 24,000 in-lb (2,712 N·m)
• Keyway Size: 1/2 × 1/4 in
• Material: Cast iron (Class 30)
• Weight: Approximately 7.68 lb (3.48 kg)
• Function: Secures power transmission components to a 2-inch shaft while providing concentric alignment and high torque transfer.
• Features: Flangeless design, 8° taper-lock mechanism, finished keyed bore, easy installation and removal, flush mounting, high holding power, and reduced shaft wobble.

Common Replacements:

• Dodge 117021 (3030 × 2) Taper-Lock bushing
• Martin 3030 × 2 Taper-Lock bushing