Installation, Operation and Maintenance Manual
MAN 573 Rev. 8
July 2020
NOTE:
*
Recommended spare parts
Figure 22
RPS MSJ / MHW Single-Acting Pneumatic Actuator
Table 14.
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
9
1
Springs centering disk
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
2
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
Stainless steel
22
2
Screw
Alloy steel
23*
1
O-Ring
NBR Rubber
24*
2
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
1
Travel stop screw
Carbon steel
31
1
Screw
Alloy steel
32
1
Plug
Alu Steel
33
1
Stop setting screw
Bronze
34
1
Manual override jackscrew
Stainless steel
35*
1
O-Ring
NBR Rubber
36
1
Spacer tube
Carbon steel
37
2
Lifting eyelet
Carbon steel
33
3
13
22
16
9
16
12
22
7
5
19
15
25
7
D
C
B
A
B
B1
C
D
A
4
14
36
11
32
29
37
25
31
30
26
18
2
6
1
10
28
28
21
24
8
10
27
17 34
35
17
23
20
Layouts
33
Section 7: Layouts
