what size hole to drill for 1" bulkhead - Reef Central Online Community Archives

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what size hole to drill for 1" bulkhead

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#1

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01/03/2008, 11:01 PM

seagirl

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what size hole to drill for 1" bulkhead

title says it all, thanks

#2

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01/03/2008, 11:06 PM

sjm817

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For a standard sched 40 bulkhead, 1.75". Heavy duty sched 80 bulkheads are larger and can vary from mfgr to mfgr.

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#3

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01/03/2008, 11:09 PM

Entropy

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I agree with sjm817. To be honest I would buy the bulkhead first and measure the outer diameter. It is always better to match the hole to the bulkhead than to try the other way IMO.

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#4

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01/03/2008, 11:17 PM

seagirl

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thanks.

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