- Retainer Rings are used for assembly of a wing nut with a male end of hammer union. These are manufactured in all sizes and figures of hammer unions
- Spirals retaining rings have no ears to interfere with mating components in your assembly. Spiral retaining rings are manufactured by coiling the ring from flat wire.
Because coiling produces a retaining ring with no scrap, the Smalley Retaining Ring
can be economically produced in carbon steel, stainless steel, coppers, and many