Hotchkiss Portable Machine Gun.
COMPONENT PARTS.
1. Barrel. Assembled— Trunnion ring. Gas nozzle ring. Orifice screw. Gas cylinder support. Front sight carrier. Front sight. 2. Regulator. 3. Receiver. Assembled— Bottom plate. Front feed guide. Rear feed guide. Cartridge base stop. Feed piece cover. Closing spring. Rear sight base. Rear sight screw. 4. Hand guard. Assembled— Catches for legs. Catch springs. 5. Locking nut. 6. Locking screw. 7. Cocking handle. 8. Guard with stock. Assembled— Recoil spring seat. Hinged strap. Elevating screw tube. Elevating screw slide. Slide spring. 9. Barrel rest. 10. Elevating mechanism. Assembled— Outer screw. Inner screw. Base. 11. Piston. 12. Fermeture nut. 13. Breech block. 14. Extractor. 15. Firing pin. 16. Ejector. 17. Ejector cap. 18. Cartridge stop. 19. Cartridge stop holder. 20. Sear. 21. Trigger. 22. Feed piece. 23. Feed spring. 24. Recoil spring. 25. Ejector spring. 26. Sear spring. 27. Cartridge stop spring. 28. Extractor spring.
Plate X.
Infantry Model with Elevating Gear.
Plate XI.
External Parts.
Plate XII.
Working Parts.