Ideal Tridon (182) 4555051 FLEX GEAR HD SAE SIZE 550.

Flex-Gear 45 all stainless steel heavy duty clamps use a Belleville spring design to eliminate “cold flow” leakage in heavy duty applications and adjust with the hose and fitting to maintain constant tension on the connection, eliminating leak paths. Flex-Gear clamps are an excellent choice for fluctuating and extreme temperature applications and thermal compensation. Material Specifications: Screw: 3/8″ Hex Head, 410 Stainless - Housing: 300 Stainless - Spring: 300 Stainless - Band: 5/8″, 300 Stainless - Installation Torque: 75 in-lbs (8.5 Nm) Size: No. 562 Fits Hose with Inner Diameter of: Min (in)= 4-3/4, Max (in)=5-5/8, Min (mm)= 121, Max (mm)= 143.