STI SC Series User Manual

STI S.r.l. – Via Dei Caravaggi 15, 24040 Levate (BG) – ITALY www.imi-critical.com
Manual 5020, rev.03 07/2021 - SC/VHS 27
10.1.3 Piston rod retracted in case of loss of power (single spring pack configuration)
Item
Description
Material
1
Piston Seal
PTFE/NBR(*)
2
Piston Bushing
Steel/Bronze/PTFE
3
Piston Rod Seal
PTFE/NBR(*)
4
Piston Support Plate
Carbon Steel
5
Screw
Carbon Steel
6
Piston Rod Bushing
Steel/Bronze/PTFE
7
Cylinder Tube
Carbon Steel
8
Spring Cartridge
Carbon Steel
9
Spring Reference Ping
Carbon Steel
10
Standard Spring
Alloy Steel
10a
Optional Spring (when requested by thrusts configuration)
Alloy Steel
11
Screw
Carbon Steel
12
O-ring
NBR(*)
13
Spring Holding Flange
Carbon Steel
14
Sliding Ring for Piston
PTFE + Graphite
15
Piston Rod Retaining Rings
Carbon Steel
16
Bushing Support Washer
Stainless Steel
17
Piston rod
Alloy Steel
18
Plug
Stainless Steel
19
Piston
Carbon Steel
20
Drain Valve
Stainless Steel
21
Screw
Carbon Steel
22
End stopper kit (optional)
Stainless Steel
23
Retaining Rings
Carbon Steel
24
Holding Ring
Carbon Steel
(*) NBR standard material for temperature range from -20°C up to +100°C
Fluorosilicon rubber or equivalent material for temperature range from -60°C up to +100°C.
Figure 10

STI SC Series Specifications

General

Brand	STI
Model	SC Series
Category	Controller
Language	English