NSTM 541

Question 1

You are taking on fuel from a commercial supplier in Thailand. What test must be conducted prior to receiving the fuel onboard?

Answer 1

When emergency substitute fuel is obtained, NAVSEASYSCOM/TYCOM shall
be consulted, and the fuel shall be tested Clear and Bright . Flash point of 140f .

Question 2

Commercial fuels purchased on the open market may have a flash point lower than what?

Answer 2

All shipboard fuel
MUST meet a minimum flash point of 140 °F (60 °C) prior to taking onboard.

Question 3

Current NAVSEA policy restricts commercial MGO to be used within how many weeks?

Answer 3

six weeks of lifting the fuel.

Question 4

Products containing residual fuel or biodiesel/FAME are ——-for use in
shipboard power plants

Answer 4

Unacceptable

Question 5

An emergency substitute fuel shall not be taken on board ship until a represen-
tative sample has been tested for what?

Answer 5

BS&W, density, and flash point in accordance
with Table 541-10-3. The mixing of emergency substitute fuels with acceptable
bunkerings is not recommended.

Question 6

Fuel containing more than what percent of FAME is not an authorized fuel for US Navy
vessels due to potential problems associated with biodiesel in marine applica-
tions.

Answer 6

0.5%

Question 7

What is the order of precedence for substitute for F-76?

Answer 7

Primary : F-76

Acceptable : J-5, F-75 and MGO(DLA energy) bunker fuel contract.

Emer:

Question 8

What is the maximum Sulfur Content allow in fuel?

Answer 8

1.0wt %