External Retaining Rings - 7/8" - 3/Pkg

External retaining ring with 7/8-inch bore diameter for shaft applications. Steel construction provides mechanical retention of components on rotating assemblies and prevents axial displacement during operation. Used for securing bearings, gears, pulleys, and other rotating components in industrial and automotive systems. External mounting configuration allows installation and removal without shaft disassembly or system downtime. Standard groove mounting requires compatible shaft groove machining for proper fitment. Supplied in package of three units for mechanical assembly, maintenance, and repair applications in workshop and production environments.