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The VALUE COLLECTION 88548052 is a split lock washer designed for 3/8 inch screw sizes, manufactured from alloy steel with a bright uncoated finish. Split lock washers are installed beneath fastener heads or nuts to resist loosening caused by vibration and torque relaxation. This washer features an inside diameter range of 0.382 to 0.393 inches and a maximum outside diameter of 0.553 inches, with a thickness of 0.125 inches. The uncoated finish makes it suitable for dry indoor applications or situations where a specific coating will be applied during assembly. Licensed tradespeople and assembly technicians install these in mechanical, electrical, and HVAC equipment fastening applications.
This split lock washer is used in general mechanical assembly where a 3/8 inch fastener requires vibration resistance. Common applications include securing equipment panels, brackets, and structural components in residential and commercial HVAC systems, electrical enclosures, and plumbing fixtures. The standard inch-measurement sizing makes it compatible with typical 3/8 inch bolts and screws used across trade and industrial assembly work. Each package contains 125 washers, providing sufficient quantity for multi-point fastening jobs or routine service inventory.
Designed as an OEM-style replacement or service stock washer for use with standard 3/8 inch inch-series bolts and screws across mechanical, HVAC, electrical, and plumbing assembly applications.
Split lock washers are installed by placing them between the fastener head or nut and the mating surface before torquing. Always power down or de-energize equipment before accessing fastened assemblies in electrical or HVAC applications. Do not reuse split lock washers that have been fully compressed flat, as they will no longer provide effective vibration resistance. Standard hand tools are sufficient for installation; follow applicable equipment manufacturer torque guidelines for the fastener being used.
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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