Ruland SPC-20-20-F Nomar Two Piece Split Rigid Coupling 1-1/4"

Ruland SPC-20-20-F Nomar is a precision two‑piece split rigid shaft coupling with keyway, designed to provide zero‑backlash, high‑torque performance for accurately connecting aligned shafts in motion control and industrial power transmission applications. Technical specifications: Manufacturer: Ruland Manufacturing Co., Inc. Manufacturer Part Number: SPC-20-20-F Product Name: Nomar Two Piece Split Rigid Coupling Coupling Type: Rigid, clamp-style, two-piece Bore Size: 1‑1/4 in (31.75 mm) Bore Configuration: Finished bore with standard keyway Keyway: 1/4 in x 1/8 in (ANSI standard) Outside Diameter: 2.00 in (50.8 mm) Overall Length: 2.00 in (50.8 mm) Coupling Style: Full split for easy installation and removal Material: High-strength alloy steel Finish: Black oxide Fasteners: Alloy steel socket head cap screws Torque Capacity: Approximately 11,000–12,000 in‑lb (nominal) Backlash: Zero Misalignment Capability: None (rigid coupling) Operating Temperature Range: ‑30°C to +120°C (‑22°F to +248°F) Balance: Suitable for standard industrial speeds Mounting Method: Clamp-on, no shaft damage Special Features: Even clamping force, excellent concentricity, high holding power, reusable design Applications: Servo systems, motors, gearboxes, lead screws, industrial machinery, automation equipment Standards: Manufactured to ISO 9001 quality standards Packaging Type: Individual Country of Manufacture: United States Please review pictures carefully and let us know if you have any questions!