---
kind: "unit"
title: "46"
title_heading: "Shipping"
key: "chI/subchF/part58"
level: "part"
label: "Part 58"
heading: "Main and Auxiliary Machinery and Related Systems"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/46/chI-subchF-part58"
sections_count: 77
---

# Part 58 — Main and Auxiliary Machinery and Related Systems

Title 46 C.F.R. — Shipping › Chapter I — Coast Guard, Department of Homeland Security › Subchapter F — Marine Engineering

## Contents

- [Subpart 58.01 — General Requirements](/cfr/46/chI-subchF-part58-subpart58.01.md)
- [Subpart 58.03 — Incorporation of Standards](/cfr/46/chI-subchF-part58-subpart58.03.md)
- [Subpart 58.05 — Main Propulsion Machinery](/cfr/46/chI-subchF-part58-subpart58.05.md)
- [Subpart 58.10 — Internal Combustion Engine Installations](/cfr/46/chI-subchF-part58-subpart58.10.md)
- [Subpart 58.16 — Liquefied Petroleum Gases for Cooking and Heating](/cfr/46/chI-subchF-part58-subpart58.16.md)
- [Subpart 58.20 — Refrigeration Machinery](/cfr/46/chI-subchF-part58-subpart58.20.md)
- [Subpart 58.25 — Steering Gear](/cfr/46/chI-subchF-part58-subpart58.25.md)
- [Subpart 58.30 — Fluid Power and Control Systems](/cfr/46/chI-subchF-part58-subpart58.30.md)
- [Subpart 58.50 — Independent Fuel Tanks](/cfr/46/chI-subchF-part58-subpart58.50.md)
- [Subpart 58.60 — Industrial Systems and Components on Mobile Offshore Drilling Units (MODU)](/cfr/46/chI-subchF-part58-subpart58.60.md)