Sep 24, 2024 · Rather than being indicated by numbers, a grilling-sized propane tank’s recertification date is usually written out using a series of letters and numbers. You’ll find the month and year …

Jul 17, 2025 · A propane tank’s date of manufacture or requalification date can be found stamped onto its collar. It will be in a month-year format — for instance, 06-21 for June 2021.

DOT 4-series propane cylinders must be requalified following their manufacture date every 5 or 10 years. If no requalification date is present, 10-years from the date of manufacture.

Propane tanks typically have a date stamp or code that indicates the manufacturing date, often a series of letters and numbers. It could be MM-YY (month-year) or a specific code, and it's usually located …

• E – Procedure Symbol E (stands for External Visual Inspection) Requalification may occur multiple times over the life of the cylinder, so there may be more than one requalification date stamped on the …

Sep 1, 2024 · The date code usually resides on the prominent neck of the propane tank, adjacent to the valve. It’s a distinct metal stamping that provides valuable information about the tank’s history.

Look for a date stamp on or near the collar of the tank. The date (month & year of re-qualification inspection) is usually stamped on the edge of the tank collar. Tanks without unacceptable defects are …

Jun 30, 2022 · A propane tank’s recertification date is indicated by a letter instead of numbers. The letters A, B, C, and D, correspond to a quarter of the calendar year. The letter “A” would mean the …

Sep 13, 2023 · These provide important information about your tank’s origination and capacity rating. A date should appear on the handle, near the valve indicating the manufacture date. It most often …

Sep 27, 2022 · To read the age of your propane tank, find the manufacture date on the collar at the top of the tank. The month and date will be stamped there, with two digits for the month and two digits for …