1/16 THRU 1 in. External E&C Retaining Snap Ring Assortment in Metal Drawer (600-Pieces)

E-style retaining rings have 3 prongs that make contact with the shaft and provide a wider shoulder for a larger retaining surface. C-style (Crescent) external retaining rings have a tapered section and creates a low-profile shoulder and is recommended for applications where clearance is at a minimum. Use a side-mount retaining ring tool (sold separately) to push them into the groove from the side of the shaft. Ring outer diameter (OD) is measured with the ring uninstalled.|Assortment contains 25-pieces/each of the following sizes: external type C (Crescent): 3/16 in. (18), 7/32 in. (21), 1/4 in. (25), 9/32 in. (28), 5/16 in. (31), 3/8 in. (37), 7/16 in. (43), 1/2 in. (50) external type E: 1/16 in. (6), 3/32 in. (9), 1/8 in. (12), 9/64 in. (14), 5/32 in. (15), 3/16 in. (18), 5/8 in. (62), 3/4 in. (75), 7/8 in. (87), 1 in. (x98),|Contains both external C and external E style retaining snap rings|Material: steel|Black phosphate finish