| Ref No. | Parts No. (ChangeNo.) |
English Name | Minimum Order Quantity | Accept order or not |
| 1 | B1230510 | BELL YTR6310ZS | 1 PC. | Order |
| 10 | A3444430 | 3RD VALVE OUTSIDE SLIDE TR1310S,6310ZS | 1 PC. | Detail |
| 11 | B1230523 | MOUTHPIPE ASSY YTR-6310ZS | 1 PC. | Detail |
| 12 | A5242300 | FINGER HOOK (SILVER-PTD) TR6335S | 1 PC. | Detail |
| 13 | A4030600 | O/S TUNING SLIDE LOWER YTR6310ZS | 1 PC. | Order |
| 14 | A5230710 | BRACE, V.C = BELL (SILVER-PTD) TR6335S | 1 PC. | Order |
| 15 | A5230720 | BRACE, V.C = M'PIPE (SILVER-PTD) TR6335S | 1 PC. | Order |
| 16 | A3442010 | BRACE,BELL TO 1ST VALVE O/S.SLIDETR1310S | 1 PC. | Detail |
| 17 | A3442021 | BRACE,O/S.TUNING SLIDE TO 3RD TR1310S | 1 PC. | Order |
| 18 | B1230110 | 1ST VALVE SLIDE ASSY YTR6310ZS | 1 PC. | Order |
| 19 | B1243260 | 1ST VALVE SLIDE CROOK YTR-6310ZS | 1 PC. | Order |
| 2 | B1244200 | BELL FERRULE (SILVER-PTD) TR6310ZS | 1 PC. | Order |
| 20 | A2L30280 | 1ST V. SLIDE THUMB HOOK & HOLDER TR2335S | 1 PC. | Detail |
| 21 | B1230120 | 2ND VALVE SLIDE ASSY YTR6310ZS | 1 PC. | Order |
| 22 | A0832028 | 2ND VALVE CROOK WITH KNOB FOR TR6310ZS | 1 PC. | Order |
| 23 | B1230130 | 3RD VALVE SLIDE ASSY YTR6310ZS | 1 PC. | Order Stop |
| 24 | A0532018 | 2ND VALVE SLIDECROOK(SI-PTD)TR6320S | 1 PC. | Order Stop |
| 25 | A4L30290 | FINGER RING & HOLDER (SI-PTD) TR4335GS | 1 PC. | Order |
| 26 | A4141212 | 3RD VALVE STOPPER SCREW SI-PTD YTR1335S | 1 PC. | Order |
| 27 | B1230100 | TUNING SLIDE ASSY YTR6310ZS | 1 PC. | Order |
| 28 | A5432000 | TUNING SLIDE CROOK ASS'Y(SI-PTD) TR6345S | 1 PC. | Detail |
| 28-1 | A3943178 | TUNING SLIDE WATER KEY HOLDER-SI TR | 1 PC. | Detail |
| 28-2 | A3943188 | TUNING SLIDE W. KEY NIPPLE SI-PTD YTR433 | 1 PC. | Detail |
| 29 | A3930010 | PISTON NO.1 TR6310Z | 1 PC. | Order |
| 3 | B1242260 | FRONT BELL BRACE 1 YTR6310ZS | 1 PC. | Order |
| 30 | A3930020 | PISTON NO.2 TR6310Z | 1 PC. | Order |
| 31 | A3930030 | PISTON NO.3 TR6310Z | 1 PC. | Order |
| 32 | A4241020 | TOP VALVE CAP YTR6320S | 1 PCS. | Order |
| 33 | A1641050 | VALVE CAP FELT YTR6310Z | 1 PCS. | Order |
| 34 | A0841030 | BOTTOM VALVE CAP TR6320S CR,TR | 1 PC. | Detail |
| 35 | A0141081 | VALVE STEM YTR1335 | 1 PCS. | Order |
| 36 | A6541091 | VALVE GUIDE TR8335H | 1 PCS. | Order |
| 37 | A0141070 | VALVE SPRING CR,TR,FH | 1 PCS. | Order |
| 38 | A0141060 | VALVE FELT YTR2335 | 1 PCS. | Order |
| 39 | A4241000 | VALVE BUTTON WITH PEARL CR,TR | 1 PCS. | Order |
| 4 | A5242270 | REAR BELL BRACE (SILVER-PTD) TR6335S | 1 PC. | Order |
| 40 | A4090000 | T.SLIDE WATER KEY SET TR PRO. | 1 SET | Order |
| 41 | A4030200 | T.SLIDE WATER KEY TR | 1 PC. | Detail |
| 42 | A0141160 | M'PIPE WATER KEY SPRING CR,TR,FH | 1 PCS. | Detail |
| 46 | A0141191 | WATER KEY SCREW M2.5P0.45 (BS) CR,TR | 1 PC. | Order |
| 47 | A3941180 | WATER KEY RUBBER CR,TR PRO. | 1 PCS. | Order |
| 5 | B1230501 | VALVE CASING ASSY YTR-6310ZS | 1 PC. | Order |
| 6 | B1230660 | 1ST VALVE I/S SLIDE & FERRULE TR6310ZS | 1 PC. | Detail |
| 7 | A3444410 | 1ST VALVE OUTSIDE SLIDE TR1310S,6310ZS | 1 PC. | Detail |
| 8 | A3444420 | 2ND VALVE OUTSIDE SLIDE TR1310S,6310ZS | 1 PC. | Detail |
| 9 | B1230680 | 3RD VALVE I/S SLIDE&FERRULE | 1 PC. | Detail |
| C-1 | BX402180 | HANDLE CHOCO #330ZDC CR HRC70 | 1 PC. | Detail |
| C-2 | BX404010 | LATCH CASE Y-418A CR TRC602 | 1 PC. | Detail |
| C-3 | BX403010 | HINGE #296 CR W.RIVETS&SCREWS TRC301 | 1 PC. | Detail |
| C-4 | BX401240 | BOTTOM LEG | 1 PC. | Order |
| C-5 | BX405010 | LATCH A KEY TRC,CRC,BLC,HRC,BBC,ASC,TSC | 1 PC. | Detail |
| C-6 | BX407510 | LATCH #253 CR CLC621-2 | 1 PC. | Detail |