Manual
IOM-DA5 13
 Item No. Description
 1   Adjusting Screw
  2  Adjusting Screw Lock Nut
 4   Spring Chamber
  5  Spring Follower (Button)
 6   Range Spring
  7  Diaphragm Lock Nut
  8  Upper Diaphragm Pressure Plate
 9   Diaphragm
   9.1  Diaphragm (Material #1)
   9.2  Diaphragm (Material #2)
  10  Lower Diaphragm Pusher Plate
 11    Flange Bolts
  12 *  Flange Bolting Nuts
 14  Stem Seal
   14.2    Middle Stem Seal
   14.4    Lower Pusher Plate Gasket
  Item No.  Description
  18  Cage Cap Screws
 19  Cage 
 20  Valve Plug
 21  Seat Ring
 23  Body
  24  Lower Guide Bushing 
  26  Tap Plug (Not Shown)
 28  Seat Disc
  29  Seat Disc Washer
  30  Seat Disc Nut
  32  Internal Sensing Plug 
    (External Sensing Only)
  33  Internal Sensing Drilled Plug 
    (Internal Sensing Only)
 37  Diaphragm Gasket
  99  Name Plate (Not Shown)
 * Not required on 2" CS & SST Body Material.
Figure 3
Metal Diaphragm
FTO – Flow To Open










