00000nz  a2200000n  4500
001  KSH1998039550
005  20021206000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a축커플링[軸--]▲
550  ▼wg▼a커플링(죔쇠)[coupling]▲
550  ▼a유니버셜 조인트[universal joint]▲
550  ▼a플렉시블 커플링[flexible coupling]▲