1. TechnicalBulletin Bulletin No PRO 02 03 Effective Date 5 1 82 Cancels N A Page 1 of 2 Subject ROTOCHAMBERS STANDARD SERVICE REPLACEMENTS Attached is a list of standard service replacement Rotochamber piece numbers Please note that the 229 series have fully threaded push rods The 229 series piece numbers are A items and will be stocked at all branch plants and should handle most requirements If a greater push rod length is required other than offered in the 229 series then the 288 series must be ordered The 288 series piece numbers are classified items and are stocked at W P D C Huntington Indiana It is recommended that Attachment A be placed in CATALOG SECTION 02 ATTACHMENT ROTOCHAMBERS STANDARD SERVICE REPLACEMENT PIECE NUMBERS TYPE RUBBER NEOPRENE T DIAPHRAGM DIAPHRAGM PUSH 1 THREAD LENGTH rm 229814 ee See 229815 288838 12 229816 229817 288835 288837 229818 5 13 16 5 13 16 24 288832 10 1 16 4 5 8 24 288834 10 1 16 4 5 8 30 229819 9 1 16 9 1 16 30 288829 11 1 16 5 7 16 30 288831 11 1 16 5 7 16 229820 288827 288828 229821 10 15 16 10 15 16 288821 13 1 2 6 5 16