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The PARKER KP80037 is a female Seal-Lok swivel short fitting designed for use with hydraulic hose assemblies in fluid-power systems. This straight, threaded fitting features a 3/8-inch (0.375-inch) hose inside diameter, a 1/2-inch thread size, and an overall length of 2.53 inches. Constructed from steel, it uses the Seal-Lok face-seal connection type to provide reliable, leak-resistant joints under hydraulic system pressure. It is installed by hydraulic system technicians and industrial mechanics on mobile and stationary equipment. The fitting ships in a package quantity of two.
This fitting is suited for medium- and high-pressure hydraulic hose applications in industrial, mobile, and construction equipment. The Seal-Lok (face-seal) interface is commonly specified where vibration or high-pressure cycling could compromise traditional flare-style connections. The straight body geometry simplifies routing in tight plumbing layouts. It is appropriate for both new hose assembly fabrication and field repair work.
Designed for use with Parker Series 43 hoses including 187 (TC, ST), 302, 304, 387 (TC, ST), 422, 424, 426, 436, 471TC, 471ST, 472TC, 482TC, 482ST, 487 (TC, ST), 722 (TC, ST), 787 (TC, ST), 797 (TC, ST), and 881 hoses with a 3/8-inch hose diameter.
Installation should be performed by a qualified hydraulic technician. Depressurize and isolate the hydraulic circuit fully before disassembly or fitting replacement. Inspect the mating port face-seal surface for nicks or damage prior to assembly, as Seal-Lok connections depend on a clean, undamaged sealing face. Torque to the fitting manufacturer's published specification for the thread size; do not over-torque, as this can damage the seal interface.
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