49 CFR 179.221-1 - Individual specification requirements.

Regulations last checked for updates: May 01, 2025

Title 49 - Transportation last revised: Mar 20, 2025

§ 179.221-1 - Individual specification requirements.

In addition to § 179.220, the individual specification requirements are as follows:

DOT specification	Insulation	Bursting pressure (psig)	Minimum plate thickness (inches)	Test pressure (psig)	Bottom outlet	Bottom washout	Reference (179.221-***)
115A60ALW	Yes	240	3/16	60	Optional.	Optional
115A60W1	Yes	240	1/8	60	Optional	Optional	1
115A60W6	Yes	240	1/8	60	Optional	Optional	1

[Amdt. 170-52, 61 FR 28681, June 5, 1996, as amended at 62 FR 51561, Oct. 1, 1997; 66 FR 45390, Aug. 28, 2001]

authority: 49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97

source: 29 FR 18995, Dec. 29, 1964, unless otherwise noted. Redesignated at 32 FR 5606, Apr. 5, 1967.

cite as: 49 CFR 179.221-1