Naf ab, Iso 9001 certified – Flowserve NAF-Turnex pneumatic actuators User Manual
Page 20

20
Item Description
Qty/
Remarks
No.
actuator
20
Protective cover
1(0)*
21
Plug
0(1)
For blanking-off
the air passage*
22
Blanking-off cover
1
23
O-ring
2
24
Screw
3
25
Coupling I
1
26
Circlip
1
27
Coupling II
1
30
O-ring, air passage
2(1)
31
Piston rod
1
32
Piston
2(1)
Actuator sizes 430-439
have one active cylinder.
33
Guide ring
2(1)
34
Faced O-ring
2(1)
In actuator series 40, the
location of items 33 and
34 are transposed.
35
Cylinder
1(2)
36
Piston nut
1(2)
37
Lock nut
2
38
Stop bolt,
2
piston travel
39
Sealing washer
2
*Only for actuators with one active cylinder
Item Description
Qty/
Remarks
No.
actuator
40
Bush
2
42
Seal holder
2
complete with
seals item 42.1,
42.2 and mounting screws
43
O-ring, cylinder seal 2(1)
44
Piston rod bearing
2
45
Locking screw
Depends on actuator
series
46
Spring cylinder
1
47
Spring assembly
1
48
Filter
1
49
Stud
Depends on actuator
series
50
Nut sleeve
Depends on actuator
series
51
Bush
1
70
End-position switch 2(1)
(NAF 799908)
71
Rail
1
72
Magnet
1
Komplett med hållare
73
Screw with
2(4)
end-position switch
74
Protective cover
1
NAF AB
SE-581 87 Linköping
Telephone:
+46 13 31 61 00
Fax
+46 13 13 60 54
Website:
www.naf.se
We reserve the right to design
modifications without prior notice
ISO 9001 Certified