AIR DIMENSIONS R221-AT-AA1-CD DIA-VAC 1/8 HP 115V  1725/1425 RPM  DIAPHRAGM VACUUM PUMP WITH MARATHON 5KH33FNA849AT MOTOR,    THESE WERE PURCHASED FRON A GOVT. PLANT, THEY WERE BOUGHT AS SPARES TAKEN OUT OF BOXES BUT NEVER USED. 39.95 SHIP[PING LOWER 48 STATES ONLY WILL NOT SHIP TO AK HI PR