150 



ENGINEER'S BRAKE VALVES 



H, Direct-Passage, Pipe Bracket. The H pipe bracket shown 

 in Fig. 2 (a), is the standard for schedule SWA, and is regularly 

 furnished therewith unless otherwise specified on orders; its 

 weight is 5 Ib. The piece number of H, direct-passage, pipe 

 bracket, complete, is 18,463; of the H pipe-bracket body, 

 18,464; and of the stud and nut, 2,305. The reference number 

 of the pipe-bracket body is 2; and of the stud and nut, 3. 



V ^/ 



(b) 



FIG. 2 



The two ports between the two studs 3 are the inlet and outlet 

 ports of the bracket. They come opposite the similar ports 

 of the feed-valve. The arrow on the projecting part at the 

 top of the bracket shows the direction of flow of air through the 

 brackets. 



Feed-Valve Gasket. The piece number of the feed-valve 

 gasket is 2,012; the gasket is shown in Fig. 2 (b). 



BRAKE-VALVE FEED-VALVE PIPE CONNECTION 



In the schedule U and the high-speed equipments, the feed- 

 valve is removed from the brake valve and two feed-valves are 

 placed on a reversing cock. In these equipments, therefore, 



