The O-Ring #129740 from Case seals the joint under pressure and resists the heat, oil and weathering that cause hardening and leaks. It measures 17.2mm ID x 1.78mm Thk, NBR. Its weight is 0.002 lb.
The O-Ring #129740 from Case seals the joint under pressure and resists the heat, oil and weathering that cause hardening and leaks. It measures 17.2mm ID x 1.78mm Thk, NBR. Its weight is 0.002 lb.