Swivel Joints
OPW Engineered Systems’ fabricated and cast ball bearing swivel joints allow you to construct a metal piping system that permits easy movement in any direction. Moveable, flexible and reliable, OPW Engineered Systems’ swivels are designed and built to the highest quality standards, including precision machining and 100% penetration welding, with special design features.
| 1) Tight Seals • O-Rings provide a tight seal without hindering swivel action • Accurately machined and micro-finished grooves provide for minimal seal wear • Available in Buna-N, Viton®, EPT, Neoprene, Kalrez® and other seal materials • PTFE® seals are available as spring energized or silcone/Viton® encapsulated2) True Ball Bearing Race Alignment • Body and tail sections are locked together by a double row of ball bearings • Raceways are machined to precise tolerances • Double raceway design assures proper alignment and prevents binding caused by temperature changes and heavy radial loads • Carbon steel swivels have hardened races to maximize load-carrying capability3) Protected Bearing Chamber • Protective inner O-ring seal prevents product from entering bearing chamber • Outer seal keeps rain, dirt, and other contaminants out • Both seals hold in lubrication 4) Long-Life Bearings • Ball bearings are hardened, precision-ground steel • Stainless steel swivels have stainless steel bearings • All OPW swivels are available with stainless steel bearings on special order 5) Easy Lubrication • All OPW swivels are pre-lubricated at the factory • All 3/4″, 1″, and submerged swivels are permanently lubricated • A grease fitting between races that accepts a standard grease gun is available for swivels that require field lubrication • Non-lubricated swivels are available on special order 6) No Field Adjustment Necessary • Balls are held in place by factory-installed plugs that never need to be adjusted to maintain bearing performance Convenience of Choice • Available in a variety of sizes beginning at 3/4″ and up • Available in threaded, flanged, and butt welded ends • Steam jacketed and split flange swivels are also available |
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