The Parker CAP O12 LD is a high-quality protective cap designed specifically for Parker’s O-LOK® O-Ring Face Seal (ORFS) fittings. Constructed from durable Low-Density Polyethylene (LDPE), this cap provides essential protection for the fitting’s threads and critical sealing surfaces. It effectively shields against contamination from dirt, dust, and moisture, as well as preventing physical damage during shipping, handling, and storage. By ensuring the cleanliness and integrity of the fitting, the CAP O12 LD helps guarantee a reliable, leak-free connection upon final assembly, maintaining the high standards of your hydraulic system.