The fittings provide a leaktight gas seal and vibration resistance in applications up to 15,000 psig (1,034 bar). Available in 1/4, 3/8, and 1/2-in. sizes, the all-316 stainless-steel fittings come in elbows, unions, bulkhead unions, reducing unions, tees, crosses, caps, and plugs.

Four precision components – a male nut, female body, front ferrule, and back ferrule — combine to give the fittings a patented hinging-colleting action to grip and seal the tubing securely with no special tube preparation required. The fittings low weight and compact profile help save space in installations.

Swagelok Co., 29500 Solon Rd., Solon, OH 44139, (440) 649-5623,

Medium-pressure fittings