Nuts are machined to the size specified, so a 19mm across flats nut is a maximum of 19mm.
Wrenches/spanners and the like are slightly larger.
Wrenches/spanners and the like are slightly larger.
Fitting uPVC cable conduit connector
- Thread starter Iain741
- Start date
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Thanks. Never thought about it before.
There are surprises abroad too, for example BSP is heavily used on mainland Europe and don't let on but 20mm conduit and ½"BSP are PDC, more than once I've seen them intermixed, example of a stuffing gland in a BSP:
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