| Parker TC-371 and TC-372 Interchange High Pressure Quick Coupling Set | $19.30 | | 3-8 | push-to-connect | npt-3-8 |
| Parker TC-371 Interchange High Pressure Application Female Coupler | $13.50 | | 3-8 | push-to-connect | npt-3-8 |
| Parker TC-372 Interchange High Pressure Application Male Plug | $5.80 | | 3-8 | push-to-connect | npt-3-8 |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Set, Poppet Valve | $11.00 | | 3-8 | screw-to-connect | npt-3-8 npt-3-8-m |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Male Plug, Poppet | $3.50 | | 3-8 | screw-to-connect | npt-3-8 |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Female Coupler, Poppet | $7.50 | | 3-8 | screw-to-connect | npt-3-8-m |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Set, Ball Valve | $11.00 | | 3-8 | screw-to-connect | npt-3-8 npt-3-8-m |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Male Plug, Ball | $3.50 | | 3-8 | screw-to-connect | npt-3-8 |
| NPT 3/8″ Thread ISO 14540 High Pressure Quick Coupling Female Coupler, Ball | $7.50 | | 3-8 | screw-to-connect | npt-3-8-m |
| NPT 1/4″ Thread ISO 14540 High Pressure Quick Coupling Set, Ball Valve | $10.10 | | 1-4 | screw-to-connect | npt-1-4 npt-1-4-m |
| NPT 1/4″ Thread ISO 14540 High Pressure Quick Coupling Male Plug, Ball | $3.50 | | 1-4 | screw-to-connect | npt-1-4 |
| NPT 1/4″ Thread ISO 14540 High Pressure Quick Coupling Female Coupler, Ball | $6.60 | | 1-4 | screw-to-connect | npt-1-4-m |