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The TRICO DSM-4 is a meter unit designed for central lubrication systems. It controls the metered delivery of lubricant to specific lube points within a centralized distribution circuit. Both inlet and outlet connections use a 5/16-24 inch unified thread, allowing direct integration into existing lube line assemblies. At 0.03 pounds, this is a compact, lightweight component suited for precise flow management in automated or manually actuated lubrication setups. HVAC technicians, millwrights, and equipment maintenance professionals routinely install these units as part of scheduled lubrication system maintenance or upgrades.
The DSM-4 is rated for use with all cyclic system electric and manual pumps, making it a versatile meter unit across a wide range of centralized lubrication installations. It is appropriate for both light industrial and commercial equipment applications where controlled lubricant metering at individual bearing or lube points is required. The unified 5/16-24 thread standard on both connection ports simplifies fitment into existing line configurations without adapters in most installations.
Designed for use with all cyclic system electric and manual pumps in central lubrication system applications.
Installation is typically performed by a qualified maintenance technician or millwright. Depressurize and shut down the lubrication pump system completely before disconnecting any lube line fittings. Verify that both connecting lines use the 5/16-24 inch unified thread standard before installation to avoid cross-threading or fitting damage. Follow the equipment manufacturer's recommended lube system service procedures and applicable facility safety protocols during any lube line work.
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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