Solid Shaft Coupler, 1-1/8"Bore X 2"OD X 4-1/2"

Solid Shaft Coupler, 1-1/8"Bore X 2"OD X 4-1/2"

The 1271800 Solid Shaft Coupler is a heavy-duty mild steel shaft coupling designed to securely connect solid round shafts in mechanical and power transmission applications. With a 1-1/8" bore, 2" outside diameter, and 4-1/2" overall length, this coupler provides reliable torque transfer and alignment. Manufactured in the USA, it features dual set-screw retention for a firm, dependable hold in industrial, agricultural, and fabrication environments.

Country of Origin
Made in the U.S.A.

Key Features / Specifications

• Model / Part Number: 1271800
• Stock No.: 127-1800
• Product Type: Solid shaft coupler
• Material: Mild steel
• Bore Size: 1-1/8 in (round)
• Outside Diameter (OD): 2 in
• Overall Length: 4-1/2 in
• Set Screws: (2) 5/16" × 18
• Wall Thickness: 1/4 in
• Set Screw Length (Engagement): 7/8 in
• Weight: 2.69 lb

Ideal For

• Connecting 1-1/8" round shafts in machinery or equipment
• Agricultural, industrial, and shop-built power transmission systems
• Applications requiring a rigid, non-flex shaft connection
• Repairs or fabrication projects needing a U.S.-made steel coupler
• Situations where set-screw retention provides sufficient holding power