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Festo 7CRDSNUb_en

3.4 

Round cylinder, stainless steel, CRDSNU-… (A2 or TT only)

This diagram is intended only to provide an overview of the individual components. To order spare and wearing parts, please use 
the online spare parts catalogue on the Festo website (

spareparts.festo.com

).

Item

Designation

Note

1

Hex nut, piston rod

2

Sealing seat

3

Excluder module

4

Insert sleeve

5

Piston rod seal

6

O-ring

7

Slotted nut

8

O-ring

Note

Only the fully assembled sealing seat (item 2 to 6, see above) can be ordered as a spare part. It is recommended to 
order the O-ring (item 8, see above) at the same time.

1

3

6

5

4

7

8

2

Summary of Contents for CRDSNU Series

Page 1: ...Repair instructions en Cylinder with piston rod Standard cylinder to ISO 6432 stainless steel CRDSNU Round cylinder stainless steel CRDSNU 7CRDSNUb_en...

Page 2: ...oduction distribution or sale of this document or communication of its contents to others without express authorisation is prohibited Offenders will be liable for damages All rights reserved in the ev...

Page 3: ...viations into consideration if necessary These repair instructions have been prepared with care Festo AG Co KG does not however accept liability for any errors in these repair instructions or their co...

Page 4: ...less steel CRDSNU incl S6 A1 A3 without A2 and TT 10 3 4 Round cylinder stainless steel CRDSNU A2 or TT only 11 4 Repair steps 12 4 1 Preparation 12 4 2 Visual inspection 12 4 3 Repairing the cylinder...

Page 5: ...to website www Festo com Spare parts documentation Contains an overview of the spare and wearing parts as well as information on their installation Can be found in the online spare parts catalogue on...

Page 6: ...specific operating instructions Note Instead of carrying out the repair yourself your local Festo sales office offers the option of having the repair carried out by Festo Environment Components and e...

Page 7: ...mation CRDSNU Cylinder of the type CRDSNU 32 Piston diameter 32 mm 100 Stroke 100 mm PPV Adjustable end position cushioning A Sensing option magnetic piston MQ Short end cap without swivel mounting 10...

Page 8: ...parts please use the online spare parts catalogue on the Festo website spareparts festo com Item Designation Note 1 Hex nut piston rod Not with CRDSNU 12 16 20 2 Hex nut sealing seat Not with MG 3 Pi...

Page 9: ...online spare parts catalogue on the Festo website spareparts festo com Item Designation Note 1 Hex nut piston rod Not with CRDSNU 12 16 20 2 Sealing seat 3 Excluder module 4 Piston rod seal 5 Insert 6...

Page 10: ...e use the online spare parts catalogue on the Festo website spareparts festo com Item Designation Note 1 Hex nut piston rod 2 Slotted nut Not with MG 3 Circlip S6 only 4 Piston rod seal 5 Sealing seat...

Page 11: ...se the online spare parts catalogue on the Festo website spareparts festo com Item Designation Note 1 Hex nut piston rod 2 Sealing seat 3 Excluder module 4 Insert sleeve 5 Piston rod seal 6 O ring 7 S...

Page 12: ...cylinder for visible damage that might impair its function e g warping of the piston rod as well as deposits and scoring The entire cylinder must be replaced if the cylinder barrel is showing signs of...

Page 13: ...Q and MG PPS Self adjusting pneumatic cushioning K2 Extended male piston rod thread not possible with K3 PPV Adjustable pneumatic cushioning K3 Female piston rod thread not possible with K2 and K5 A P...

Page 14: ...ith S2 K8 Extended piston rod at front The repair steps can be found in chapter 4 8 Repair steps for replacing the sealing seat 4 8 Repair steps for replacing the sealing seat 4 8 1 Removing the seali...

Page 15: ...to prevent damage Guide the bearing cap both bearing caps on cylinders with through piston rod S2 over the mounting sleeve onto the piston rod as far as the cylinder barrel Screw the sealing seat int...

Page 16: ...ylinder barrel to produce an even lubricant film 5 2 1 Extremely thin grease film A barely continuous film of grease covers the bearing surface The grease can give a sheen to the surface however the c...

Page 17: ...rod The mounting sleeve for piston rods for protecting the piston rod seal and the bearing in the bearing cap while the repair is being carried out must be produced by the customer The schematic diagr...

Page 18: ...g further developed with regard to hardware and software The hardware status and where applicable the software status of the product can be found on the type plate of the product If the electronic doc...

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