5/16" External Snap Rings – Carbon Steel, Phosphate

Provide reliable shaft retention with durable 5/16" external snap rings manufactured from carbon steel and finished with a phosphate (PHOS) coating for enhanced wear resistance and surface protection. Designed to fit securely into grooves on the outside diameter of shafts, these external snap rings deliver dependable axial holding power in compact and light‑duty mechanical assemblies. Ideal for industrial equipment, automotive components, and general machinery applications, phosphate‑coated carbon steel snap rings offer consistent fit, strong performance, and long service life.