| 376 / | HD | INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS |
| 409 | DF | FUEL COMPONENT STRUCTURE {10} |
| 412 | DF | .~ Encased with nonfuel component {9} |
| 414 | DF | .~.~ Coated, preformed, or impregnated layer or part or adhesively bonded layers or parts {2} |
| 415 | | .~.~.~ Lubricating layer |