Optimize your pneumatic connections with the 3/8in FNPT M Style Couplers from Milton. Crafted with a robust brass body and featuring a Buna-N seal, these couplers stand as a hallmark of durability and reliability. Embodying the industry standard, Milton M-Style Couplers boast a 1/4in basic flow size, providing an optimal air transfer experience. With a maximum pressure capacity of 300 PSI, these couplers are engineered to handle demanding pneumatic tasks with ease.