Gaseous Oxygen

Question 0

What is the cylinders color and what kind of band is around the upper circumference of the cylinder?

Answer 0

Green color, 3-inch wide white band

Question 1

Only authorized gaseous oxygen to be used for Coast Guard aircraft?

Answer 1

MIL-O-27210, Type 1

Question 2

What shall be stenciled in white parallel to the longitudinal axis, and on diametrically opposed sides in letters ____ high.

Answer 2

“OXYGEN AVIATOR’S” in white 2 inches high

Question 3

Under no circumstances shall ____ _____ or similar cleaning fluid used

Answer 3

Under no circumstances shall carbon tetrachloride or similar cleaning fluid used

Question 4

Leak tech MIL spec?

Answer 4

MIL-L-25567A

Question 5

Oxygen cylinders should not fall below what and at this PSIG shall be marked empty?

Answer 5

50 PSIG

Question 6

At what PSIG shall cylinders be removed from service for heat vacuum treatment?

Answer 6

15 PSIG

Question 7

What is considered full for high-pressure emergency oxygen bottles and low-pressure emergency oxygen bottles?

Answer 7

1,800- High

300- Low

Question 8

Never refill an emergency oxygen bottle that has gone beyond what?

Answer 8

Hydrostatic test date

Question 9

Do not confuse aviators breathing oxygen with welding or hospital oxygen because?

Answer 9

The latter types of oxygen usually have moisture content that would freeze and plug lines and valves at altitude

Question 10

A servicing control valve shall not be opened more then what so it can be shut off quickly in an emergency?

Answer 10

3/4 of a turn

Question 11

Aircraft oxygen systems provide the aircrew member with diluted or ____% oxygen for breathing.

Answer 11

100%

Question 12

Aircraft gaseous oxygen systems installed on Coast Guard aircraft fall into one of the following categories?

Answer 12

• High pressure (500-1,800 PSIG)

- Low pressure (0-500 PSIG)