PRECISION Airheaders are truly unique. Featuring massive bodies machined from solid bar stock, and all components threaded into the body. This valve exceeds any pressure vessel specification. Standard pressure rating is 6000 Psig, special order units are available to 10,000 Psig. Features include 1” FNPT inlet, flat back, mounting holes for ease of mounting on bulkheads, bleeding drain plug in bottom to bleed water build up Special materials are available upon request.