| Item | Part No. | Part Name | Qty | Serial No. |
| (175-15-41013) | TRANSMISSION ASS'Y | 57001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.F2320-51A0 TO F2320-57A0. | ||||
| 15A-15-15003 | VALVE ASS'Y | 57001- | ||
| 1 | 175-15-45110 | SEAT,VALVE | 57001- | |
| 2 | 07000-73022 | O-RING (K5) | 57001- | |
| 3 | 01011-81035 | BOLT | 57001- | |
| 4 | 01010-81075 | BOLT | 57001- | |
| 5 | 01643-31032 | WASHER | 57001- | |
| 6 | 07000-73025 | O-RING (K5) | 57001- | |
| 7 | 175-15-45213 | BODY,VALVE | 57001- | |
| 8 | 15A-15-16450 | PLUG | 57001- | |
| 9 | 07043-00415 | PLUG | 57001- | |
| 10 | 175-15-45220 | SPOOL | 57001- | |
| 11 | 09363-01053 | YOKE | 57001- | |
| 12 | 01580-11008 | NUT | 57001- | |
| 13 | 175-15-45260 | DETENT | 57001- | |
| 14 | 195-15-15680 | SPRING,(L=15.5) | 57001- | |
| 15 | 04260-00952 | BALL | 57001- | |
| 16 | 195-15-15671 | DETENT | 57001- | |
| 17 | 195-15-15680 | SPRING,(L=15.5) | 57001- | |
| 18 | 04260-00952 | BALL | 57001- | |
| 19 | 07000-73022 | O-RING (K5) | 57001- | |
| 20 | 154-15-45230 | SPOOL | 57001- | |
| 21 | 09363-01053 | YOKE | 57001- | |
| 22 | 01580-11008 | NUT | 57001- | |
| 23 | 144-15-25210 | PLUG | 57001- | |
| 24 | 155-15-15410 | BODY,VALVE | 57001- | |
| 25 | 07042-80108 | PLUG | 57001- | |
| 26 | 155-15-15850 | COVER | 57001- | |
| 27 | 07000-73040 | O-RING (K5) | 57001- | |
| 28 | 01010-81025 | BOLT | 57001- | |
| 29 | 01643-31032 | WASHER | 57001- | |
| 30 | 145-14-43382 | VALVE,MODULATING | 57001- | |
| 31 | 130-09-15170 | RING,SNAP | 57001- | |
| 32 | 145-14-23180 | STOPPER | 57001- | |
| 33 | 175-15-15550 | VALVE,MODULATING | 57001- | |
| 34 | 180-14-25560 | SPRING,(L=35) | 57001- | |
| 35 | 195-15-15130 | VALVE,MODULATING | 57001- | |
| 36 | 145-14-43333 | VALVE,MODULATING | 57001- | |
| 37 | 145-14-43340 | SEAT | 57001- | |
| 38 | 145-14-33450 | WASHER | 57001- | |
| 39 | 145-14-33351 | SPRING,(L=53) | 57001- | |
| 40 | 145-14-33430 | SPRING,(L=42.4) | 57001- | |
| 41 | 145-14-43370 | SHIM¤ 0.5MM | 57001- | |
| 42 | 145-14-33420 | SPRING,(L=41.5) | 57001- | |
| 43 | 144-15-25330 | COVER | 57001- | |
| 44 | 01010-81025 | BOLT | 57001- | |
| 45 | 01643-31032 | WASHER | 57001- | |
| 46 | 155-15-15320 | SPOOL,QUICK RETURN | 57001- | |
| 47 | 155-15-15360 | STOPPER | 57001- | |
| 48 | 04065-03515 | RING,SNAP | 57001- | |
| 49 | 155-15-15351 | SLEEVE | 57001- | |
| 50 | 175-15-45381 | VALVE,REDUCING | 57001- | |
| 51 | 568-15-15570 | VALVE,REDUCING | 57001- | |
| 52 | 180-14-25560 | SPRING | 57001- | |
| 53 | 198-15-15760 | VALVE,REDUCING | 57001- | |
| 54 | 234-15-15230 | SPRING¤ (L= 52.0) | 57001- | |
| 55 | 103-15-15480 | SHIM¤ 0.5MM | 57001- | |
| 103-15-15510 | SHIM¤ 0.2MM | 57001- | ||
| 56 | 01643-30623 | WASHER | 57001- | |
| 57 | 175-15-45390 | RETAINER | 57001- | |
| 58 | 04065-03515 | RING | 57001- | |
| 59 | 155-15-15370 | BOLT | 57001- | |
| 60 | 175-15-45180 | BOLT | 57001- | |
| 61 | 01011-81005 | BOLT | 57001- | |
| 62 | 01643-31032 | WASHER | 57001- |