Technical specifications
Position Part name Material Treatment N.° pieces
1 Body Extruded aluminium Ossidato duro - Hard anodized 1
2 Anti-blowout pinion Steel Nichelato - Nickel plated 1
3* O-ring FKM (VITON) - 1
4* Spacer ring POM - 1
5* O-ring FKM (VITON) - 1
6* O-ring FKM (VITON) - 1
7 Cam Stainless steel - 1
8 Spacer POM - 1
9* Anello sotto seeger -Spacer POM - 1
10 Washer Stainless steel - 1
11** Snap ring Steel Nichelato - Nickel plated 1
12 Piston Die cast aluminium - 2
13* O-ring FKM (VITON) - 2
14* Antifriction ring POM - 2
15* Thrust block POM - 2 [4]
16 Stop bolt retaining nut Stainless steel - 2
17 Stop bolt Stainless steel - 2
18 External spring Steel Verniciata - Painted -
19*** Central spring Steel Verniciata - Painted -
20 Internal spring Steel Verniciata - Painted -
21 Left end cap Die cast aluminium Verniciato - Painted 1
22 Right end cap Die cast aluminium Verniciato - Painted 1
23 End cap seats FKM (VITON) - 2
24 O-ring FKM (VITON) - 2
25 End cap fixing screw Stainless steel - 8
26 Position indicator Gomma termoplastica TPEThermoplastic rubber TPE - 1

* Parts subject to wear. (4) valid for mod. 140-160-180-200-230 only.
** Reinforced sries DIN 471-UNI 7436
*** Only for mod. 160-180-200

SIZE PATTERN ISO 5211 CH A B C D E F G H ØI ØK L M N O P Q R S T NPT U ØV
85 F05 - F07 17 9.47 4.17 1.87 2.30 4.92 0.79 5.71 0.59 1.38 0.86 3.15 1.18 0.75 1.65 2.76 1.97 1/4-20 UNC 2Bx0.31” 5/16-18 UNC 2Bx0.47 1/8” 1.65 1.14
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