Packing Cage and Guide Rings
AssemblySpring-loaded or friction-fit rings centering the pig in the barrel, cushioning it on launch and reception, absorbing pressure surges. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Packing Cage and Guide Rings
3 top-level lines as of r125226| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Guide Ring | pig-launcher-receiver-packing-ring | 2× | 2 | · | part |
| 2 | Preload Spring Stack | pig-launcher-receiver-packing-spring | 1× | 1 | · | part |
| 3 | Cage Housing | pig-launcher-receiver-packing-cage-body | 1× | 1 | · | part |