Allenair Corp.

Company record

Allenair Corp. manufactures pneumatic (air) and hydraulic round‑line cylinders that are repairable, with bore sizes ranging from ½‑inch to 4‑inch. The catalog includes standard models as well as custom‑built specials, all fabricated from stainless‑steel grades 303 or 316. Cylinder configurations offered include valve‑in‑head, tandem, multiple‑position, adjustable‑stroke, and spring‑return designs, and the company also provides the Cyl‑Check linear‑motion controller. Additional product lines comprise 2‑, 3‑ and 4‑way valves, timers, rotary‑indexing tables, displacement pumps, accumulators, air clamps, air switches, mounts, and related accessories. Inventory holds more than 20,000 cylinders and 10,000 valves, which are available through authorized domestic and international distributor networks.

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