part number: MS16625-2143 MS16625-2143 BASIC EXTERNAL RETAINING RING Basic external retaining ring, tapered section type Material: Carbon steel, zinc plated Supercedes part numbers NAS50-143, 415-34351-1 Dimensions: A: 1-19/32 inch B: 3/64 inch MSRP: Now: $0.49 Add to Cart part number: MS16625-2143 MS16625-2143 BASIC EXTERNAL RETAINING RING MSRP: Now: $0.49 Add to Cart