Hinge Assy,Top Silver SVCE RH or LH (424/P,424/S,
          424/P-2,424/S-2,UC-24)
  UC-24   Use Prior to Serial #3603000
          Starting With #3603000 See 7031223
   424    Use From Serial #3100000 to #3227000
          Starting With #3227000 See 7031223
          Prior to Serial #3100000 See 7016182
  315W    See 7016182
          See 7019719 for Carbon & Overlay Units.
  NOTE:   Use For Both RH and LH Units.