242 



TRIPLE VALVES 



PC. No. Ref. No. Name of Part 



1,811 55 Graduating spring. 

 16,524 56 Cap nut. 

 16,529 57 Emergency-valve spring. 

 17,605 58 Stop plug. 



Union T. The union T, shown in Fig. 7, is used in the appli- 

 cation cylinder pipe that connects the distributing valve with 

 . the automatic and inde- 



pendent brake valves. The 

 piece number of a 5-in. O. 

 D. copper-pipe union T, 

 complete, which includes 

 203, 204, and 205, is 18,366; 



204 



FIG. 6 



2 0.0 Copper r/pe 



FIG. 7 



the piece and reference numbers of the various parts are 

 given in the accompanying list. 



PC. No. Ref. No. Name of Part 

 15,292 203 Union nut. 

 18,363 204 Union swivel. 

 18,362 205 Union T. 



