Main Valve Trim
AssemblyReplaceable disc and seat set that does the actual throttling of the flow. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Main Valve Trim
4 top-level lines as of r133074| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Valve Disc | pressure-reducing-valve-disc | 1× | 1 | · | part |
| 2 | Disc Retainer | pressure-reducing-valve-disc-retainer | 1× | 1 | · | part |
| 3 | Seat Ring | pressure-reducing-valve-seat-ring | 1× | 1 | · | part |
| 4 | Stem Spring | pressure-reducing-valve-vstem-spring | 1× | 1 | · | part |