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The PROTO JRR37511 is a socket retaining ring designed for use with 3/8 inch drive sockets. It seats in the groove of the socket drive to secure the socket to the drive tool during use, preventing accidental disengagement. The ring measures 1.1 inches in groove diameter and 1.175 inches in overall ring diameter, with a height of 0.075 inches. This type of hardware is a standard service and maintenance item used by mechanics, technicians, and tradespeople who maintain drive socket sets in professional shop environments.
This retaining ring is suited for 3/8 inch drive socket applications across automotive, HVAC, plumbing, and general mechanical service work. It is typically replaced during socket refurbishment or when the original retaining ring is lost, worn, or deformed. The compact size and low profile allow it to seat cleanly in standard 3/8 inch drive groove profiles without interfering with socket operation.
Designed as an OEM-style replacement retaining ring for 3/8 inch drive sockets requiring a groove diameter of 1.1 inches.
Installation is typically performed by mechanics or technicians using a retaining ring plier or small hand tool appropriate for the ring diameter. Ensure the socket groove is clean and free of debris before seating the ring. The ring should snap fully into the groove without excessive force. Inspect the ring for deformation after installation to confirm proper retention.
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