• Shaft Diameter Fitting Range: 1.496 inches to 1.693 inches (38.0 mm to 43.0 mm).
• Inside Diameter (Unstretched): ~1.417 inches (36.0 mm).
• Seal Material: Nitrile Rubber (NBR / Buna-N).
• Temperature Tolerance: -40°F to 225°F (-40°C to 107°C).
• Total Width: 0.433 inches (11.0 mm).