GEAR BOX ~ forward 18 ( ' --~ ---1", J , () ~ ~2 \ '- 2 / ~-~ 12 Ref, Part Ref. Part No. Number Oty. Description No. Number Oty. Description 166-029 2Gear Box (Incl. ref. no.'s 1,3,4, 12. 165-226 4 End Cap 1. 105-031 16 Bolt (3/B-NC x 1'1 14. 165-334 1 'Output Shaft (keyed] 6 thru 9, 11, 12, 13 and 15 thru 19) 13. 165-248 1 Housing 2. 165-910 2 1 Key (3/8" SO x 1-5/16'1 15. 165-616 AR End Cap Gasket (.005" THK) 3. 105-174 8 Bolt (lI4-NC x 1/2'1 165-653 AR End Cap Gasket (.015" THKI 4. 115-112 1 2Pipe Plug (112-NPT M, SO MHO) 16. 165-617 4 Shim 5. 115-127 lPipe Bushing (112" to 1/8'1 17. 362-121 2Cover Plate 6. 125-220 4 Race 18. 165-087 2Reducer Gear (splined) 7. 125-221 4 Bearing 19.
167-052 20utput Shaft [spl ined) 8. 155-811 4 Internal Seal lEarly style gear boxes have keyed gear and output shaft (ref. no.s 2,10 and 14) relief vent mounted in lower part of housing. See footnote 2. 9. 155-912 2Pressure Relief Vent 2Present prDduction and replacement gear boxes have splined gear and outaut shaft (ref. ne.s 18 and 191 and have relief vent mounted en cover 10. 165-061 'Helical Gear [keyed) plate. Refer to assembly instructiDns 052-160. 11. 165-072 Input Gear and Shaft 31032-31041 30