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Title 33

Displaying title 33, up to date as of 9/20/2021. Title 33 was last amended 9/16/2021.

Title 33

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§ 151.49 Category C and D Oil-like NLSs allowed for carriage.

The following is a list of Category C and D Oil-like NLSs that the Coast Guard allows to be carried:

(a) The following Category C oil-like NLSs may be carried:

Aviation alkylates






Heptane (all isomers)

Heptene (all isomers)

Hexane (all isomers)

Hexene (all isomers)


Methyl cyclohexane

2-Methyl-1-pentene, see Hexene (all isomers)

Nonane (all isomers)

Octane (all isomers)

Olefin mixtures (C5-C7)

Pentane (all isomers)

Pentene (all isomers)


Propylene dimer




(b) [Reserved]

[CGD 85-010, 52 FR 7759, Mar. 12, 1987, as amended by CGD 88-100a, 54 FR 40001, Sept. 29, 1989; 55 FR 17269, Apr. 24, 1990; CGD 92-100a, 59 FR 16987, Apr. 11, 1994; CGD 94-901, 59 FR 45148, Aug. 31, 1994; CGD 95-901, 60 FR 34039, June 29, 1995; USCG 2000-7079, 65 FR 67157, Nov. 8, 2000; USCG-2008-0179, 73 FR 35014, June 19, 2008]