Plug Automatic Coupler Manual Coupler Click HS number for price    ▼ ▼   ▼ Female Thread HS Nbr HS Nbr HS Nbr 1/4" NTPF 2311613 2310500 2310364 3/8" NTPF 2311606 2310506 2310357 1/2" NTPF 2311620 2310510 2310341             Plug Automatic Coupler Manual Coupler Male Thread HS Nbr HS Nbr HS Nbr 1/8" NTPF 2311555 1/4" NTPF 2311557 2310502 2319343 3/8" NTPF 2311550 2310508 2310336 1/2" NTPF 2311564 2310512 2310350             Plug Automatic Coupler Manual Coupler Hose Stem HS Nbr HS Nbr HS Nbr 1/4" Hose I.D. 2311571 2310514 2310378 5/16" Hose I.D. 2311575 3/8" Hose I.D. 2311585 2310520 2310392 1/2" Hose I.D. 2311599 2310524 2310406 3/8" Hose I.D. (Push on) 2311587 2310522 2310399