14 AIR-BRAKE EQUIPMENT 



Details of Equipment 



C Type C brake cylinder and auxiliary reservoir com- 

 j I bined, of size indicated; or 



I Type D brake cylinder with plain head and auxiliary 



I reservoir detached, of size indicated. 

 1 Release valve. 



1 Type H triple valve, with gasket, as indicated. 

 1 1 i-in. cut-out cock, for triple valve. 



1 IJ-in. brake-pipe air strainer. 



2 Self-locking angle cocks, 1 J-in. X U in. 



2 Hose, H in.X22 in., with FP-5 couplings and IJ-in. 

 nipples, complete. 



1 Type 15-O pressure-retaining valve. 



Twin-Cylinder Type. The quick-action, automatic, brake 

 equipments for a freight car, that are of the twin-cylinder type, 

 are classed as schedule KD2-68 when of the detached cylin- 

 der- and-reservoir type with the standard type K triple valve. 

 When with the old standard type H triple valve, they are 

 classed as schedule HD2-68. 



Details of Equipment 



2 Type D brake cylinders of size indicated. 



1 Type D auxiliary reservoir of size required. 



1 Release valve. 



1 Type K or type H triple valve, with gasket, as 



indicated. 



1 l*-in. cut-out cock, for triple valve. 



1 1 j-in. brake-pipe air strainer. 



2 Self-locking angle cocks, IJ-in.Xl* in. 



2 Hose, H-in.X22 in., with FP-5 couplings and H-in. 



nipples, complete. 

 1 Type 15-O pressure-retaining valve. 



Where conditions require, a double-pressure retaining valve 

 will be furnished with any of the foregoing freight-car equip- 

 ments, instead of the single type listed. Two sizes are carried 

 in stock. Type 15-30 retains either 15 Ib. or 30 Ib. pressure 

 in the brake cylinder; type 25-50 retains either 25 Ib. or 50 Ib. 

 pressure. 



AIR-SIGNAL EQUIPMENTS 



Locomotive Equipments. The air-signal equipment for an 

 engine and tender having A-l, AD, or AG brake equipment is 

 classed as schedule J. 



