F. Hex Coupling, 3/8" NPT MIL643-3 Milton Industries

Features and Benefits:

• 3/8" female national pipe thread both ends
• Replacement part for hose ends or fittings for new hoses
• Hex nut center for use with wrench for tightening and loosening

3/8" FNPT hex coupling fittings are used to assemble new hoses or replace old fittings on hoses.