33 CFR § 183.536 - Seals and gaskets in fuel filters and strainers.

---
identifier: "/us/cfr/t33/s183.536"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 183.536 - Seals and gaskets in fuel filters and strainers."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "183.536"
section_name: "Seals and gaskets in fuel filters and strainers."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "S"
subchapter_name: "BOATING SAFETY"
part_number: "183"
part_name: "BOATS AND ASSOCIATED EQUIPMENT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 4302; Pub. L. 103-206, 107 Stat. 2439; and Department of Homeland Security Delegation No. 0170.1, para. II, (92)(b). Subpart E is also authorized by Pub. L. 114-120, 130 Stat. 27"
regulatory_source: "CGD 72-61R, 37 FR 15782, Aug. 4, 1972, unless otherwise noted."
cfr_part: "183"
---


# 183.536 Seals and gaskets in fuel filters and strainers.

(a) [Reserved]

(b) Each gasket and each sealed joint in a fuel filter and strainer must not leak when subjected for 24 hours to a gasoline that has at least a 50 percent aromatic content at the test pressure marked on the fuel tank label.

[CGD 81-092, 48 FR 55737, Dec. 15, 1983]