Lovejoy Coupler, L075 X 3/8"

Lovejoy Coupler, L075 X 3/8"

The L075.375 Lovejoy Coupler Hub (L075 x 3/8") is a jaw-style coupling hub designed for smooth, reliable torque transmission in compact drive systems. Constructed from sintered iron and engineered for use with an SOX (NBR/Buna-N) spider, it helps dampen vibration while accommodating minor shaft misalignment. With a fail-safe design and oil-resistant elastomer compatibility, this hub delivers dependable performance in demanding environments—keeping power flowing without metal-to-metal drama.

Country of Origin
Varies by production batch

Key Features / Specifications

• Description: L075-HUB-3/8-1/8X1/16KW
• Coupling Size: L075
• Bore Size: 3/8"
• Keyway Size (W x D): 1/8" x 1/16"
• Hub Style: Style 1
• Coupling Type: Jaw
• Material: Sintered Iron
• Color: Metallic
• Number of Jaws: 3
• Elastomeric Member Compatibility: SOX (NBR / Buna-N) Rubber Spider
• Nominal Torque: 90 in·lb
• Maximum Speed: 11,000 RPM
• Rated HP @ 100 RPM: 0.14 HP
• Rated HP @ 1,200 RPM: 1.68 HP
• Rated HP @ 1,800 RPM: 2.57 HP
• Rated HP @ 3,600 RPM: 5.04 HP
• Length Through Bore: 0.82"
• Hub Length: 1.32"
• Overall Length (Complete Coupling): 2.130"
• Outside Diameter: 1.75"
• Min. Bore Capacity: 0.250"
• Max. Bore Capacity: 0.875"
• Weight (Hub): 0.47 lb
• Operating Temperature (Spider): -40°F to 212°F

Features

• Fail-safe design – continues to operate if elastomer fails
• No metal-to-metal contact under normal operation
• Resistant to oil, dirt, sand, moisture, and grease
• Part of a system offering extensive bore size combinations

Ideal For

• Electric motor to gearbox connections
• Pumps, fans, compressors, and conveyors
• Applications requiring vibration dampening and shock absorption
• Equipment operating in oily or dusty environments
• Compact power transmission setups that need reliability without overcomplication