12 Washers, B81-1-923 (synthetic rubber washer for socket). (See [fig. 35.8].)
6 Caps, plug, B81-1-926 (with chain) (dust cap for plug). (See [fig. 35.3].)
12 Nuts, wing, A81-1-877. (See [fig. 35.4].)
2 Army Service Forces Catalogs CW 6-445115, Sets of Tools, Equipment, and Similar Material: Kit, service, for Portable Flame Thrower, M2-2.
2 Army Service Forces Catalogs CW 7-440114, Organizational Spare Parts and Equipment: 1st and 2d Echelons: for Flame Thrower, Portable, M2-2.
2 War Department Technical Manuals 3-376A, Portable Flame Thrower M2-2.
49. LUBRICATION.
a. Gun group.
** ***
(2) Frequency of lubrication. The surfaces of * * * lubricated before reassembly. Do not soak or wash the spring case assembly in solvent because this may remove the grease which is factory packed in the spring case assembly. This grease cannot be replaced. To clean spring case assembly, wide outside surfaces with cloth saturated with solvent.