OIL FILL PLUG SCREW BRAND: THERMO KING PART NUMBER: 556750 (55-6750) APPLICATION: A500, BKD, D1, KD, KD2, LRT, MD, MD2, MRT, NWD30, PRECEDENT, SB, SB2, SB3, SB190, SB200, SB210, SB230, SB310, SB330, SENTRY, SLX400, SUPER-2, T690, T890, T1000, T1080, T1090, T1200, T1280, X900 MINCARONE RUIZ E CIA. LTDA. SINCE 1985 SERVING THE REFRIGERATED TRANSPORT MARKET THERMO KING DEALER