Singer 185K repair/ replacement parts.  Needle clamp genuine Singer with markings #2054 with thumb screw #140545.   Price includes shipping to lower 48, return for refund if fails on your restoration. Should work on many Singer models including 101, 127, 128, 15CL, 15-30, 15-86, 15-87, 15-96, 15-97, 185 (185J), 192K, 27, 66-18, 66-6, 99-13, 99K.