A 12 spoke wagon wheel design with 2 spokes 'covered' by two bars creating a center space. The 4 numbers are the only inscription. The basic wagon wheel motif has been used for sewer lids since the 1870's
Water or Sewer Connections. Years I have spotted range from 1953 to 1998.
Throughout New York in Public Parks, Housing projects and occasionally by city-built highways. This one was spotted in Prospect Park under the bridge near Carroll St.