| Item | Part No. | Part Name | Qty | Serial No. |
| 20C-970-2201 | BREAKER ASS'Y | 10001- | ||
| 1 | 20C-970-1120 | CYLINDER | 10001- | |
| 2 | 21U-970-1110 | SEAL,DUST | 10001- | |
| 3 | 21U-970-1120 | U-PACKING | 10001- | |
| 4 | 21U-970-1130 | RETAINER,SEAL | 10001- | |
| 5 | 21U-970-1140 | U-PACKING | 10001- | |
| 6 | 21U-970-1410 | U-PACKING | 10001- | |
| 7 | 21U-970-1150 | O-RING | 10001- | |
| 8 | 21U-970-1160 | PLUG | 10001- | |
| 9 | 21U-970-1170 | O-RING | 10001- | |
| 10 | 21U-970-1180 | PLUG | 10001- | |
| 11 | 21U-970-1190 | O-RING | 10001- | |
| 12 | 21U-970-1200 | PLUG | 10001- | |
| 13 | 21U-970-1210 | O-RING | 10001- | |
| 14 | 21U-970-1220 | PLUG | 10001- | |
| 15 | 21U-970-1230 | PISTON | 10001- | |
| 16 | 21U-970-1240 | VALVE | 10001- | |
| 17 | 20C-973-1130 | HEAD,FRONT | 10001- | |
| 18 | 21U-970-1260 | BUSHING,FRONT | 10001- | |
| 19 | 21U-970-1270 | BUSHING,THRUST | 10001- | |
| 20 | 21U-970-1280 | RING,SNAP | 10001- | |
| 21 | 07144-10303 | BUSHING | 10001- | |
| 22 | 07145-00030 | SEAL,DUST | 10001- | |
| 23 | 21U-970-1290 | PIN,STOP | 10001- | |
| 24 | 21U-970-1300 | PIN,SPRING | 10001- | |
| 25 | 21U-970-1310 | NIPPLE,GREASE | 10001- | |
| 26 | 21U-970-1320 | PIN,ROD | 10001- | |
| 27 | 21U-970-1330 | PIN,RING | 10001- | |
| 28 | 21U-970-1360 | HEAD,BACK | 10001- | |
| 29 | 21U-970-1370 | VALVE,CHARGING | 10001- | |
| 30 | 21U-970-1380 | BOLT,THROUGH | 10001- | |
| 31 | 21U-970-1390 | NUT | 10001- | |
| 32 | 21U-970-1400 | WASHER | 10001- | |
| 33 | 20C-970-1110 | PLATE | 10001- | |
| 34 | (20P-970-7160) | CHISEL | 10001- | |
| 35 | 21U-970-2181 | DUMMY CHISEL | 10001- | |
| 21U-970-1430 | ACCESSORY ASS'Y | 10001- | ||
| 36 | 21U-970-1440 | CASE,WRENCH | 10001- | |
| 37 | 21U-970-1450 | BOMB,CHARGING | 10001- | |
| 38 | 21U-970-1460 | HOLDER,CHARGING | 10001- | |
| 39 | 21U-970-1470 | ADAPTER,CHECK | 10001- | |
| 40 | 21U-970-1480 | GAUGE,PRESSURE | 10001- | |
| SERVICE KIT | ||||
| K | 21U-970-1490 | SEAL KIT | 10001- | |
| 21U-970-1110 | SEAL,DUST | 10001- | ||
| 21U-970-1120 | U-PACKING | 10001- | ||
| 21U-970-1400 | WASHER | 10001- | ||
| 21U-970-1410 | U-PACKING | 10001- | ||
| 21U-970-1150 | O-RING | 10001- | ||
| 21U-970-1370 | VALVE,CHARGING | 10001- |