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The VALUE COLLECTION C207-CPHZ125200 is a hammerlock cotter pin designed for mechanical fastening applications where a secure, vibration-resistant retention solution is required. Manufactured from Grade 2 steel with a zinc-plated finish, this pin measures 0.125 inches in diameter and 2 inches in usable length. The hammerlock design locks in place after installation, preventing backing out under load or vibration. It meets ASME B18.8.1 standards and is RoHS compliant. Installers working in HVAC, plumbing, and general mechanical assembly rely on cotter pins like this to secure clevis pins, linkage rods, and shaft-mounted components during routine maintenance and new installations.
This hammerlock cotter pin is suited for use in light-duty to medium-duty mechanical assemblies, including HVAC damper linkages, valve actuator connections, control rod retention, and general equipment fastening. The zinc plating provides basic corrosion resistance, making it appropriate for indoor mechanical environments and light outdoor exposure. Sold individually per unit, with a minimum order quantity of 100 pieces, this pin is well-suited for shop stock, service van inventory, or MRO applications where consistent hardware standardization is needed.
Designed as a standard ASME B18.8.1 hammerlock cotter pin suitable for general mechanical fastening applications including damper linkages, clevis connections, and control rod assemblies across HVAC, plumbing, and light industrial equipment.
Hammerlock cotter pins are installed by mechanical and HVAC technicians using basic hand tools. Always de-energize and lock out the equipment before servicing any linkage or actuator assembly. Insert the pin fully through the clevis or shaft hole and strike the locking tab to engage the hammerlock mechanism. Do not reuse a cotter pin that has been removed, as the locking feature may not re-engage reliably.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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