• § 178.35 - General requirements for specification cylinders.

• § 178.36 - Specification 3A and 3AX seamless steel cylinders.

• § 178.37 - Specification 3AA and 3AAX seamless steel cylinders.

• § 178.38 - Specification 3B seamless steel cylinders.

• § 178.39 - Specification 3BN seamless nickel cylinders.

• § 178.42 - Specification 3E seamless steel cylinders.

• § 178.44 - Specification 3HT seamless steel cylinders for aircraft use.

• § 178.45 - Specification 3T seamless steel cylinder.

• § 178.46 - Specification 3AL seamless aluminum cylinders.

• § 178.47 - Specification 4DS welded stainless steel cylinders for aircraft use.

• § 178.50 - Specification 4B welded or brazed steel cylinders.

• § 178.51 - Specification 4BA welded or brazed steel cylinders.

• § 178.53 - Specification 4D welded steel cylinders for aircraft use.

• § 178.55 - Specification 4B240ET welded or brazed cylinders.

• § 178.56 - Specification 4AA480 welded steel cylinders.

• § 178.57 - Specification 4L welded insulated cylinders.

• § 178.58 - Specification 4DA welded steel cylinders for aircraft use.

• § 178.59 - Specification 8 steel cylinders with porous fillings for acetylene.

• § 178.60 - Specification 8AL steel cylinders with porous fillings for acetylene.

• § 178.61 - Specification 4BW welded steel cylinders with electric-arc welded seam.

• § 178.65 - Specification 39 non-reusable (non-refillable) cylinders.

• § 178.68 - Specification 4E welded aluminum cylinders.

• § 178.69 - Responsibilities and requirements for manufacturers of UN pressure receptacles.

• § 178.70 - Approval of UN pressure receptacles.

• § 178.71 - Specifications for UN pressure receptacles.

• § 178.74 - Approval of MEGCs.

• § 178.75 - Specifications for MEGCs.

• Appendix Appendix A - Appendix A to Subpart C of Part 178—Illustrations: Cylinder Tensile Sample