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Discussion of diving methods and equipment available prior to the development of BCDs beyond the horse collar. This forum is dedicated to the pre-1970 diving.
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Creed
Master Diver
Posts: 420
Joined: Mon Nov 07, 2005 12:10 pm
Location: San Ramon, CA
Contact: Website

US Divers Survivair

Thu Feb 09, 2006 5:50 pm

What type of threads do the old US Survivair tanks use?
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kgehring
Master Diver
Posts: 563
Joined: Wed Jun 29, 2005 7:44 pm
Location: Indianapolis
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Thu Feb 09, 2006 8:24 pm

I have one from 1972 that has std. 3/4" valve.
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treasureman
Master Diver
Posts: 412
Joined: Thu Aug 04, 2005 12:53 pm
Location: Ottawa Canada
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Fri Feb 17, 2006 10:02 pm

The tweo i bought were 1972 and 1973 both have three quarter inchers
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