FLEXFAB 3.06 in. to 4.00 in. ID Lined Worm Gear Clamps, 10 Pack 2582-0056

Constructed with all 300 grade stainless steel, lined worm gear clamps protect the hose surface and prevents silicone from shearing through band notches. The clamps are salt water resistant, making them an ideal solution for marine applications. Worm gear or constant torque type stainless steel clamps with inner liner are recommended for silicone heater and coolant hose. Initial clamp torque should be 40 inch-lbs. If re-torqueing is required, it should be limited to 20 inch-lbs. Do not use serrated, slotted, or wire type clamps. Specifications Material: 300 grade stainless steel Hex Head: 5/16 in. Band Width: 9/16 in. Min. Diameter: 3.06 in. (78 mm) Max. Diameter: 4.00 in. (101 mm)