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GB 11628 Type C Flush Multi Bolt Clean Out Hatch Cover
Description:
GB 11628 type C flush multi bolt clean out hatch cover is watertight bolted hole cover is for use on top of main big hatch cover, tank top, upper decks or bulkheads watertight covers that are not required to be completely flush. It can be used for clean out hole or grain holes. Cover assemblies shall be complete with covers, mounting rings, gaskets, welded studs, washers, and nuts. The material can be stainless steel or mild steel.
Main Technical Specification:
Main Technical Parameters:
| Nominal Opening Size D | D1 | s | Bolt Size | Bole Quantity | Weight kg |
| 450 | 620 | 4 | M20 | 20 | 32.03 |
| 6 | 36.637 | ||||
| 8 | 41.245 | ||||
| 10 | 46.042 | ||||
| 12 | 50.659 | ||||
| 600 | 770 | 6 | 26 | 50.315 | |
| 8 | 57.519 | ||||
| 10 | 64.915 | ||||
| 12 | 72.054 | ||||
| 14 | 79.192 |
Drawing of GB 11628 Type C Flush Multi Bolt Clean Out Hatch Cover Marine Outfitting