| ★ | 31N4-50110 | Boom Cylinder-Lh | 1 |
| 31N4-50120 | Boom Cylinder-Rh | 1 | |
| *-1 | 31Y1-18120 | ,Boom Cyl Sub Assy | 1 |
| 1 | 31Y1-18510 | ..Tube Assy | 1 |
| 2 | 31Y1-03450 | Rod Assy | 1 |
| 3 | 31Y1-14710 | Gland | 1 |
| 4 | S732-075040 | ..Bushing-Dd2 | 1 |
| 5 | Y191-081000 | ..Ring-Snap | 1 |
| K6 | Y220-075011 | ..Seal-Rod | 1 |
| K7 | Y180-075020 | ..Ring-Back Up | 1 |
| K8 | Y240-075013 | ..Ring-Buffer | 1 |
| K9 | Y110-075011 | ..Wiper-Dust | 1 |
| 10 | Y190-089000 | ..Ring-Snap | 1 |
| K11 | S631-095004 | ..O-Ring | 2 |
| K12 | S641-095002 | ..Ring-Back Up | 1 |
| K13 | S641-095003 | ..Ring-Back Up | 1 |
| 14 | 31YC-21040 | ..Ring-Cushion | 1 |
| 15 | 31Y1-03490 | ..Piston | 1 |
| K16 | S632-065004 | ..O-Ring | 1 |
| K17 | S642-065003 | ..Ring-Back Up | 2 |
| K18 | Y420-105000 | ..Seal-Piston | 1 |
| K19 | Y310-105000 | ..Ring-Wear | 2 |
| K20 | Y440-105000 | ..Ring-Dust | 2 |
| 21 | 31YC-61040 | ..Nut-Lock | 1 |
| 22 | S109-160554 | ..Bolt-Socket | 9 |
| 31 | 31YC-11055 | ..Bushing-Pin | 2 |
| 32 | Y000-070200 | ..Seal-Dust | 4 |
| 23 | 31Y1-03500 | ,Band Assy | 1 |
| 23-1 | 31Y1-03510 | ..Band Sub Assy | 1 |
| 23-2 | 31YC-32010 | ..Band | 1 |
| 23-3 | S071-022230 | ..U-Bolt | 2 |
| 23-4 | S011-100352 | ..Bolt-Hex | 4 |
| 23-5 | S201-101002 | ..Nut-Hex | 4 |
| 23-6 | S411-100002 | ..Washer-Spring | 8 |
| 24 | 31Y1-18130 | .Pipe Assy-Lh | 1 |
| 31Y1-18140 | .Pipe Assy-Rh | 1 | |
| 25 | 31Y1-18150 | .Pipe Assy-Lh | 1 |
| 31Y1-18160 | .Pipe Assy-Rh | 1 | |
| K26 | S631-25S004 | .O-Ring | 1 |
| K27 | Y171-015004 | .O-Rinc | 1 |
| 28 | S017-080502 | Bolt-Hex | 4 |
| 29 | S017-080402 | Bolt-Hex | 4 |
| 30 | S411-080002 | .Washer-Spring | 8 |
| K | 31Y1-18170 | Seal Kit | 1 |
