TM 10-6640-215-13 SECTION II.  EXPENADABLE/DURABLE ITEMS LIST - continued 143 C 6640-00-232-5992 STOPPER, BOTTLE: Cork, EA w/std taper, regular, No.  7 stopper, 0.81 in.  top dia, 0.63 in.  bottom dia, 100s (80740) No.  26-970-7 144 C 8125-00-281-4107 STOPPER, BOTTLE: Cork, EA w/std taper, regular, nonblooming red rubber, w/low sulfur content, 0.413 in.  top dia, 0.  1 18 in. bottom dia  (15747) P/N G21635 145 C 6640-00-232-6007 STOPPER, BOTTLE: Cork, EA w/std taper, regular, rubber, No.  7 stopper, 1.457 in.  top dia, 1.181 in. bottom dia, 100s (80740) No.  74-930-7 146 C 6640-00-232-6012 STOPPER, BOTTLE: Synthetic EA rubber, No.  2 stopper, 0.78740 in.  top dia, 0.62992 in.  bottom dia (96906) MS36369-4 147 C 6640-00-232-6011 STOPPER, BOTTLE: Synthetic EA rubber No.  3 stopper, 0.94488 in.  top dia, 0.70866 in.  bottom dia (96906) MS36369-5 148 C 6640-00-232-6010 STOPPER, BOTTLE: Synthetic EA rubber No.  4 stopper, 1.0236 in.  top dia, 0.78740 in.  bottom dia (96906) MS36369-6 E-18 (1) Item Number (2) Level (4) Description (5 U/M (3) National Stock Number