The universally applicable rings for shafts and bores. Applications in all branches of industry and machine, instrument and vehicle construction. Cross reference to 1300, 3000, 5000, HO, MS-16625 series. S.A.E. 1060-1090 spring steel. Phosphate and oil finish. Industry Number: 87, Shaft Size: 7/8 (0.81), Ring Outside Diameter: 0.81, Ring Thickness: 0.042, Groove Diameter: 0.82, Groove Depth: 0.03, Groove Width: 0.046, Package Quantity: 10 Material: 1060-1090 Spring steel. Finish: Phosphate & oil finish. Quantity: 10. Width: 0.046. Shaft Size: 7/8 (0.81). Type: External (Basic). Diameter: 0.82. Depth: 0.03. Reference Number: 87. Outside Diameter: 0.81. Thickness: 0.042.