TB Wood's L1001 L-Jaw Coupling Hub, Bore 1"

TB Wood's L1001 L‑Jaw Coupling Hub is a precision-machined flexible coupling hub designed for use with Lovejoy-style L‑jaw couplings, providing reliable torque transmission while accommodating minor misalignment and vibration damping when paired with an elastomer spider insert. Manufacturer: TB Wood's (Altra Industrial Motion) Country of manufacture: United States Model: L1001 Type: Jaw coupling hub (L‑type series) Coupling series compatibility: L100 Lovejoy / TB Wood’s equivalent Bore diameter: 1.000 in (25.4 mm) Keyway size: 1/4 in wide x 1/8 in deep Bore style: Finished bore with keyway Material: Cast iron (standard industrial grade) Construction: Solid hub with three jaws (interlocking with elastomer spider) Outside diameter: Approx. 2.25 in (57.2 mm) Overall length: Approx. 1.50 in (38 mm) Jaw configuration: Three-jaw design for flexible coupling engagement Torque capacity: Approx. 825 in‑lb (93 Nm) when used with standard L100 spider Max RPM: Typically up to 6,000 RPM (application dependent and balanced assembly) Fit type: Interference or slip fit depending on shaft tolerance Mounting: Set screw style (set screw visible on hub body) Misalignment capability: Accommodates angular, parallel, and axial misalignment when assembled with spider Operating temperature: -40 °C to +100 °C (limited by spider material) Finish: Black oxide or painted protective coating Weight: Approx. 0.7–1.0 lb (0.32–0.45 kg) Application areas: Pumps, compressors, conveyors, electric motor drives, industrial machinery Key feature: Replaceable elastomer spider provides shock absorption and vibration damping Maintenance: Minimal, periodic inspection of spider recommended Condition: New in box (as indicated on packaging label)