14S-3

Foster 3 Series 1/4" x 3/8" MPT Brass/Steel Free Swivel Under Pressure Plug couplers are designed for rigid mounting that allows a simple push-to-connect operation, contructed of a solid brass body and a steel valve. The "FM" Series are mechnaically interchangeable with similar industrial interchange couplings made by other manufacturers and accept plugs that are found in the catalog on pages 275, 280, 286, and 288. FM Series 3 and 5 couplers comply with A-A-59439. Rated Pressure: 300 psig; vacuum to 27" Hg Temp Range: -40° to 250°F Locking Device: 3 pins Ball check plugs eliminate hose whip at disconnect by checking the rapid flow of downstream exhaust air. Swivel Plugs – Eliminates hose twist on end drop applications such as blow guns, air tools, etc.