AEC model FC-55 vacuum filter chamber, S/N 36K0487 4″ inlet and outlet mounted on an original OEM stand 123″ overall height chamber measures 20″ diameter x 64″ long straight side plus 6.75″ cone section.
L-R Systems, Inc. large vacuum filter chamber, S/N none, 5 filter cartridges, 28″ diameter, 89″ long straight side barrel length, 24″ long cone, 8″ inlet and outlet, 6″ bottom outlet with 12″ x 12″ flange mount for airlock. 33″ x 21″ access door blow back. Very good condition.
See stock numbers 14894 and 14895 for airlocks that bolt on directly.