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I am looking for a source of nylon 66 seats for vintage, unbalanced piston regulators. The dimensions used in the Voit/Swimaster models have an OD of 0.180", and thickness of 0.100". The Mares R2 version is too small in diameter. Can anyone provide the dimensions for the Scubaro version...

I am currently finishing up a restoration project of a Model E Divair regulator. I am using reproduction hoses that require size 22 Tinnerman's to recreate the reg's general original appearance. I need one more clamp for the project, and would really appreciate any assistance in acquiring one...

I had the opportunity to make three dives with my new Mares Nemo Wide computer this past Saturday. Each of the dives was made in "comfy" 35 degree water. My reason for mentioning this is that I was very pleased to find a computer that has push buttons large enough, and sensitive enough to be...

I have been using and servicing Mares regs since the days that the MR22 was considered to be a new model. One fairly common problem area was that of the HP valve assembly failing before 100 hours or so accumulated on the reg, particularly when pressures in excess of 200bar/3,000psi where used...

Just out of interest, I checked a number of different manufacturer's sites to see if they listed the flow rates of their first and second stage models. I was interested due to the past discussions about first stages delivering too much gas flow and leading to icing condtions in cold water...

When I started diving back in the 70's, single hose regs had exhaust tees that diverted bubbles in a manner where they seldom entered your line of sight. Now, so many manufacturers "believe" that small tees are what customers desire. Whether this is true or not is a matter of debate. I, for...

I was thumbing through the owner's manual for Poseidon's new Xstream series of regs and found a bit on how a long hose can serve as a heat sink for warming the medium pressure air. Poseidon's literature states that the gas can be up to 22 degrees warmer after passing through a 7' hose as...