Air Manifolds & FRL's (Click for more Info) The TX·3AMF, the second In Its series of ASME approved manifolds. This smaller version is much more accommodating to carry into confine-d spaces such as airliners for cabin and seat repair. It fits neatly Into large toolboxes for storage. It can be equipped with universal (crowsfoot??type) couplers or 1/4". 3/8" or 1/2" quick disconnect industrial couplers with hose barb plug included. Both sizes can be used In tandem to provide as many outlets as needed. Keep work site uncluttered by having only one hose going to the work area. Both meet all OSHA guidelines: -ASME approved tank. -ASME pop-<>ff valve (200 psi) to prevent excessive pressure buildup. -Equipped with a gauge to monitor working pressure. -Brass drain cock to vent water droplets .