Black Silicone Coolant Bypass Cap, 1 9/16 inch ID Inch_7/8 75) to construct the exact

75) to construct the exact shapes you need

5mm wall thickness (60mm / 2 3/8" and 47mm / 1 7/8" OD) and a working pressure rating over 22 psi (113 psi burst pressure)

but it can also be used to protect fittings in storage

The 5mm wall thickness results in a 3 3/8" (86mm) OD at one end and 3

Use our Hose Joiners (HJ89) and our Lined Hose Clamps (Part No

Black Silicone Coolant Bypass Cap, 1 9/16 inch ID Inch_7/8 75) to construct the exactThis cap features the same water and coolant compatible silicone rubber formulation as our silicone coolant hoses. It is designed for capping off coolant bypass or vacuum fittings, but it can also be used to protect fittings in storage. This size has a 40mm (1 9 16") ID, 48mm (1 7 8") OD and measures 38mm (1 1 2") Long overall with a 30mm depth. Maximum temperature 392 F (200 C). Operating pressure rating 14 psi. Black silicone rubber only. Sold