Jacket and case manufacture. 1  3 The jackets of the 8-inch and 5 1/4-inch disks are cut out of polyvinyl chloride (PVC) stock to appropriate size, and the fabric liners laminated to them. 2  4 The case or shell of 3 1/2-inch disks is molded out of hard plastic.
Aft: generally anything astern of the z-axis mid-line of a vessel; diminutive of the word after. Bow: the forward section (or fore) of a ship. Stern: the rear section (or aft) of a ship. Port (side): the left side of a ship from the perspective of a person standing on board and facing the bow of the ship on the bridge. Starboard: the right side of a ship from the perspective of a person standing on board and facing the bow of the ship on the bridge.
  The starboard side of a ship or aircraft is the right side when facing the bow or nose. The right side of the ship as you face the bow or front of the ship. Answer: An â¦ easy way to remember which of left or right is port and which is starboard is that both right and starboard are the longer words.tarboard is a nautical name for the right hand side of a boa,. port is the nautical name for the left hand side of the boat. 4 people found this useful. Edit. Share to: 1  The Many Methods of Auto Body Repair Cars often end up dented, creased, or partly crushed by impacts of different kinds.