July 2020
Installation, Operation and Maintenance Manual
MAN 573 Rev. 8
Table 11.
Parts List
Item
Qty.
Description
Material
1
1
Housing
Nodular cast iron
2
1
Pinion
Nodular cast iron
3
1
Piston
Carbon steel
4
1
End flange
Low temperature carbon steel
5
1
Rack
Nodular cast iron
6
1
Shaft
Nickel plated alloy steel
7*
2
Cylinder gasket
NBR Rubber
8*
2
Shoulder washer
Nylon
10
2
Nut
Carbon steel
11
1
Spring retainer disk
Carbon steel
12
1
Rack spacer rod
Carbon steel
13
1
Cylinder tube
Nickel plated carbon steel
14
4
Tie rod
Alloy steel
15
1
Thrust bearing screw
Alloy steel
16
1
Spring
Carbon steel
17*
2
Sealing washer
Teflon
18*
1
Sealing washer
Teflon
19
1
Sliding block
Bronze
20*
1
Piston guide sliding ring
graphite
21*
2
Retainer ring
Spring steel
22
2
Screw
Alloy steel
23*
2
O-Ring
NBR Rubber
24*
1
O-Ring
NBR Rubber
25
8
Nut
Carbon steel
26
1
Nut
Carbon steel
27
1
Washer
Carbon steel
28
2
Washer
Carbon steel
29
4
Spring pin
Carbon steel
30
2
Travel stop screw
Carbon steel
31
1
Screw
Alloy steel
32
1
Plug
Alu Steel
36
1
Spacer tube
Carbon steel
NOTE:
*
Recommended spare parts
7.2
Parts List for Maintenance and
Replacing Procedure
Figure 19
Rack and pinion mechanism RPS S2–*1 Single-Acting Pneumatic Actuator
30
3
13
22
12
22
7
5
19
A
B
C
D
15
16
14
36
11
32
25
31
2
6
1
4
29
7
25
30
26
27
18
10
28
17
8
23
24
20
21
A
B
C
D
B
Layouts
30
Section 7: Layouts
