BIFFI RP 120-MHW, Installation, Operation And Maintenance Manual, Page: 36 / 40

July 2020
Installation, Operation and Maintenance Manual
MAN 573 Rev. 8
Table 13. 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 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 Stainless 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
37 2 Intermediate flange Carbon steel
38* 2 O-Ring NBR Rubber
39 4 Tie rod Alloy steel
40* 1 O-Ring NBR Rubber
41 4 Nut Carbon steel
42 1 Screw Carbon steel
NOTE:
*
Recommended spare parts
Figure 21 RPS 2.4 / RPS 3.1 Single-Acting Pneumatic Actuator
39
13
38
37
40
14
36
32
29
25
31
2
6
1
3
11
4
30
D
B
41
26 18
A
B
10
28
17
8
23
24
20
21
3
13
42
16
12
22
7
5
19
15
A
30
27
C
D
C
B
Layouts 32
Section 7: Layouts