SAE J2552 is Barb-End Design push-on hose fittings, Barb shape and number of barbs is optional with the manufacturer, but shall have a minimum of two barbs.
DIMENSIONS OF SWIVEL FEMALE PIPE THREAD PUSH-ON HOSE FITTING SAE J846 STYLE CODE: 4701 A8

SAE J2552 is Barb-End Design push-on hose fittings, Barb shape and number of barbs is optional with the manufacturer, but shall have a minimum of two barbs.
DIMENSIONS OF SWIVEL FEMALE PIPE THREAD PUSH-ON HOSE FITTING SAE J846 STYLE CODE: 4701 A8
