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Description / Abstract:
Purpose. This standard includes definitions of coolant spigot/socket end-form dimensions for 6.4 mm through 50.8 mm in diameter.
Applicability. Coolant spigot/socket include end-forms made from steel or aluminum tubing, cast/machined, and plastic molded ends-forms typically found on radiators, heater cores, coolant hose tees, powertrain tubing, and other miscellaneous coolant plumbing.