Type D
type-d-1

Aluminum Type D Female Coupler x Female NPT Self-Locking Cam and Groove Couplings
(6) /Asset/C101SL-D-300ALSK.jpg
Brass Type D Female Coupler x Female NPT Self-Locking Cam and Groove Couplings
(6) /Asset/C101SL-D300BRSK.jpg