ISO 5675 Poppet Style Couplers

COUPLER SIZE CHART
Profiles of male nipples help you to identify four popular styles of hydraulic quick disconnect couplers in nominal sizes ranging from 1/4" to 1". Nominal sizes represent intended hose or tube sizes, not the actual diameter of the coupler. For actual dimensions, print this page actual size and compare the profile drawings to your existing equipment.

**ISO 5675 Poppet Style Female Couplers**

Body Size	Maximum Working Pressure (psi)	Maximum Flow Rate (gpm)
1/4"	5,075	3.2
3/8"	4,350	7
1/2"	4,350	12
3/4"	3,625	20
1"	3,190	40