Hydraulic Quick Couplings, 4200 Series, Female Pipe Thread Coupler (4000 SERIES 3/8" COUPLER)

4000 SERIES 3/8" COUPLER|Parker's 4200 series of hydraulic quick-couplings offer a proven design for use on construction equipment, forestry and agricultural machinery and oil tools. A double-acting sleeve can be operated with one hand, when the coupler is mounted by clamp or bulkhead. These couplers also feature Poppet valves to prevent uncoupled leakage or ball valves for rugged dependability, and a dependable ball-locking mechanism that holds the mating halves together. Critical parts are induction-hardened for durability, and both couplers and nipples are precision-machined from solid bar stock.