PARTS CATALOG

D20
VALVE SECTION (BOOM AND DIPPERSTICK) (CONTINUED)
48 BACKHOE
KEY PART NO. PART NAME QTY SERIAL NO. REMARKS
1 .................. CAP 1
2 .................. SPRING 1
3 .................. WASHER 4 (A)
4 .................. O-RING 2 (A)
5 .................. O-RING 4 (A)
6 .................. WASHER 2 (A)
7 .................. O-RING 2 (A)
8 PT8139 SEAL KIT 2 (A)
9 .................. HOUSING 1
10 .................. PISTON RING 1
11 AW17093 KIT 1 RELIEF VALVE
12 .................. SHIM AR
13 .................. SPRING 1
14 .................. CAP 1
15 PT10413 RELIEF VALVE 1 2500 PSI (ON DIPPERSTICK VALVE LOCATED IN TOP
PORT)
16 .................. HOUSING 1
17 .................. BALL 1
18 .................. RETAINER 1
19 .................. SPRING 1
20 .................. CAP 1
21 PT8136 VALVE 1 ANTI-CAVITATION (ON DIPPERSTICK VALVE LOCATED
IN BOTTOM PORT)
22 T11506 SCREW 2 0.216" X 5/8"
23 T126105 SEAL 1
24 AT135683 RETAINER 1
25 T104786 WASHER 2
26 T104785 BACK-UP RING 2
27 T57246 O-RING 2
28 AM120974 SEAL KIT 1
29 .................. HOUSING 1
30 .................. O-RING 3 (A) (B)
31 .................. O-RING 1 (A) (B)
32 AM117715 SEAL KIT 1 (INCLUDES PARTS MARKED (B))
33 .................. SPOOL 1
34 T104788 BUSHING 2
35 T107593 SPRING 1
36 T104789 VALVE SPOOL 1
37 T104787 CAP 1
38 T106306 SCREW 2
39 PT14445 KIT 1 SPRING AND CAP
40 AM127941 VALVE 1 BOOM
AM127942 VALVE 1 DIPPERSTICK
.. PT8140 KIT 1 SEAL (BOOM AND DIPPERSTICK SECTIONS)
(INCLUDES PARTS MARKED (A))
47,48 AND 49 BACKHOES PC2709 (18-MAY-01) 30-39
PN=93