Sizes and Specifications

rings

DESCRIPTION OF POLYETHYLENE MANHOLE ADJUSTING RING WEDGE DESIGN:

  • Plastic injection molded adjusting ring
  • Molded from high density polyethylene as defined in ASTM specification D-4976
  • Actual resin properties will vary allowing for the utilization of 100% regrind material
  • The percent of post consumer waste to industrial waste will vary with availability and property retention needs
  • Color, shade, and uniformity will vary with the mix of the post consumer and industrial waste materials
  • Dimensions shown are normal - actual size will vary within allowable tolerance and required fit


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DIMENSION SCHEDULE
(Dimension E = inside hole center to center)
Cone Size Dim A Dim B Dim C Dim D Dim H1 Dim H2
24" 33.50" 23.75" 5.00" 23.25" .75" 1.50"
27" 36.50" 26.75" 5.00" 26.25" .75" 1.50"
30" 39.50" 29.75" 5.00" 29.25" 1.50" 2.25"
32" 41.50" 31.75" 5.00" 31.25" 1.25" 2.25"
34" 41.50" 33.75" 4.00" 33.25" 1.25" 2.25"