1 KEY LEVER

2 FRONT BOARD (Key slip)

3 KEY TOP

4 FRONT RAIL PIN

5 FRONT RAIL FELT PUNCHING  

6 KEY BUTTON

7 CENTER PIN

8 CENTER RAIL FELT PUNCHING

9 BACK KEY RAIL CLOTH

10 CAPSTAN

11 KEY BED

12 STICKER

13 STICKER RAIL WITH STABILIZER             

14 WIPPEN

15 JACK SPRING

16 JACK

17 JACK ADJUSTMENT BUTTON

18 BRIDLE STRAP AND WIRE

19 BACK CHECK

20 BACK CHECK FELT

21 DAMPER OPERATING SPOON

22 STRING (wire)

23 DAMPER LEVER

24 DAMPER FELT

25 HAMMER SPRING RAIL
            WITH SPRING ATTACHED

26  HAMMER SHANK

27 HAMMER REST RAIL

28 HAMMER