67/50  Glass Flue for 23E60 Refrigeration Burner - 67 mm x 50 mm size 2" x 2 5/8"
67/50  Glass Flue for 23E60 Refrigeration Burner - 67 mm x 50 mm size 2" x 2 5/8"
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Borosilicate Glass Flue for 23E60 Refrigeration Burner - 67 mm x 50 mm size
1 31/32" H x 2 5/8" OD

For the  Servel Refrigerator made before 1945