Komatsu PC20R-8 Shop Manual page 97

BLADE
1
1. Bushing (Head side)
2. Bushing (Bottom side)
3. Rod
4. Head
PC20R-8
Cylinder
Piston rod diameter
Cylinder inside diameter
Piston stroke
Max. cylinder length
Min. cylinder length
Piston nut width
across flat
PC27R-8
Cylinder
Piston rod diameter
Cylinder inside diameter
Piston stroke
Max. cylinder length
Min. cylinder length
Piston nut width
across flat
PC20R-8 PC27R-8
5
3 4
5. Gasket
6. Cylinder
7. Piston gasket
8. Ring
Boom
with canopy with cabin
40 40
65 65
480 455
1260 1235
780 780
41 41
Boom
with canopy with cabin
45 45
75 75
551 519
1417 1385
866 866
46 46
6 7 8
9. Piston
10. Nut
Arm Bucket
40 40
65 55
490 480
1278 1233
788 753
46 36
Arm Bucket
40 35
70 60
526 460
1330 1215
804 755
46 41
2
9
10
RKP01420
Boom swing Blade
40 40
70 65
445 135
1175 545
730 410
46 41
Boom swing Blade
40 35
80 70
495 175
1299 633
804 458
46 41
10-79