- Material for flat face, and poppet series caps: PVC/rubber blend
- Material for IVHP, VP, VEP series caps: aluminum
- Nylon flip caps available on flat face
- Color: red is standard with options for black, blue, yellow, green, etc.
- Designation: F for coupler, M for nipple
- Anywhere dust, water or mud may enter quick couplings and shorten their lives
- General construction/building industry
- Earth moving, where large quantities of materials such as sand and earth are moved.