[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR64.89] [Page 323] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 64_MARINE PORTABLE TANKS AND CARGO HANDLING SYSTEMS--Table of Contents Subpart F_Cargo Handling System Sec. 64.89 Cargo pump unit. (a) A cargo pump unit that fills or discharges a portable tank must be-- (1) Constructed of materials that are compatible with the product to be pumped; and (2) Designed to be compatible with the hazard associated with the product to be pumped. (b) The cargo pump power unit must be-- (1) Diesel; (2) Hydraulic; (3) Pneumatic; or (4) Electric. (c) The starting system for a cargo pump power unit must be designed to be compatible with the hazard associated with the product to be pumped. (d) A diesel engine that is used to drive a cargo pump must have a spark arrestor on the exhaust system.