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6-6
2. HYDRAULIC GEAR PUMP
STRUCTURE
21
20
22
5
7
28
30
2
19
27
25
31
18
9
6
17
4
15
29
26
34
10
14 11
3
12
23
16
32
24
13
33
1
8
17
17
17
22
22
22
28
19
19
6
5
9
9
22B7HS19
1
Gear housing
2
Body
3
Rear end cover
4
Front cover
5
Half thrust plate
6
Half thrust plate
7
Drive shaft
8
Drive gear
9
Driven gear
10
Screw
11
Screw
12
Grub screw
13
Throttling screw
14
Washer
15
Seal
16
Seal
17
Seal
18
Seal
19
Square section seal
20
Shaft seal
21
Ring
22
Back up ring
23
Spool
24
Filter
25
Steel flange
26
Spring seat
27
Splined conn shaft
28
Spring
29
Spring
30
Dowel pin
31
Dowel pin
32
Steel plug
33
Plug
34
Spring plug
1)