Coupler HVAC

O-Ring 3/8 Inch-W701993
1/2 Inch-W701992
5/8 Inch-W701994
3/4 Inch-391305-S100

Garter Springs 3/8 Inch-E1ZZ-19E576-A (YF-990)
1/2 Inch-E1ZZ-19E576-B (YF-991)
5/8 Inch-E35Y-19E576-A (YF-1134)
3/4 Inch-E69Z-19E576-A