French Horn 101L
all parts begin with 101L prefix
e.g. 101L-A-14=3rd branch

A. Body
B. Valves
C. Slides

A. Body

1. Complete Lead Pipe Assembly (with lead pipe sleeve and collar)

1a. Lead pipe collar
1b. Lead pipe sleeve
1c. Lead pipe

2. Lead pipe sleeve to bell brace
3. Lead pipe to bell brace 1
4. Lead pipe to bell brace 2
5. Lead pipe ferrule
6. 4th branch
7. 4th branch to 1st branch brace
8. 4th branch to main tuning slide brace
9. 4th branch to 2nd valve slide brace (not shown)
10. Main tuning slide outer tube
11. Main tuning slide to 3rd branch brace
12. Complete 3rd branch assembly (with water key assembly)
13. Complete water key assembly (with water key, hinge rod, spring and saddle)

13a. Water key
13b. Water key hinge rod
13c. Water key spring
13d. Water key saddle
13e. Water key cork
13f. Water key nipple

14. 3rd branch
15. 3rd branch to 1st branch brace
16. 3rd branch to bell brace
17. 3rd branch to 2nd branch ferrule
18. 2nd branch
19. 2nd branch to 1st branch brace
20. 2nd branch to bell brace
21. 2nd branch to valve casing ferrule
22. 1st branch to valve casing ferrule
23. 1st branch
24. 1st branch to bell large brace (with flange)
25. 1st branch to bell small brace
26. 1st branch to bell ferrule
27. Bell
28. Thumb ring (with flange)
29. Complete finger hook assembly (with finger hook, bracket, and 2 screws – not shown)
30. Finger hook
31. Finger hook bracket
32. Finger hook screw

B. Valves

33. Valve casing assembly (without outer tubes or lever holder brackets)

33a. Complete valve casing assembly (with rotors, bearing plates, stop plates, stop arms, valve caps, valve slide outer tubes, and lever holder brackets – not shown)
33b. Valve casing assembly (with valve slide outer tubes and lever holder brackets – not shown)

34. Lever holder bracket
35. Valve slide outer tube
36. Valve slide outer tube bracket
37. Lever holder
38. Lever holder screw
39. Lever hinge rod
40. Lever hinge rod nut
41. Lever (with linkage pin)
42. Lever spring
43. Linkage arm (with adjusting screws)
43a. Linkage adjusting screw
44. Stop plate
45. Stop plate screw
46. Stop arm
47. Stop arm screw
48. Back bearing plate
49. Valve cap
50. Rotor

C. Slides

51. Main tuning slide assembly

51a. Main tuning slide inner tube
51b. Ferrule
51c. Main tuning slide crook

52. 1st valve slide assembly
53. 2nd valve slide assembly
54. 3rd valve slide assembly

54a. Valve slide inner tube
54b. Valve slide ferrule
54c. Valve slide cross brace
52a. 1st valve slide crook
53a. 2nd valve slide crook
53b. Draw ring
54d. 3rd valve slide crook