Pneumatics pros know they can count on Grainger for a broad line of distribution equipment, including fittings, couplings, tubing and connectors. Find a ball valve or threaded adapter for 17mm, 25mm or 40mm pneumatic tubing. Get push-on hose fittings such as a ferrule or hose barb for fast, easy hook-ups. Or choose a quick connect coupling that doesn't require crimping or clamps. With hundreds of pneumatic distribution items in stock, Grainger can help you keep the pressure on.