522 mechanical seal

Application:

Shaft seal for APV - SRG pumps.

Construction:

  • The shaft seal has an open compression spring
  • Provided with a rubber sleeve that acts as a secondary sealing around the shaft
  • Is not directional
  • The compression spring is open

Technical specifications

Quality:

  • Spring in stainless steel
  • Rubber bellow in either nitrile or EPDM rubber
  • The slide ring is in carbon
  • The seat is made of silicon
Product number Shaft dia.
mm
Rotating part
material
Stationary part
material
Elastomer
type
Base unit
03455220207V
20,0
Sic
Sic
Viton
PCS
03455220225E
22,0
Kul
Sic
EPDM
PCS
03455220245E
24,0
Kul
Sic
EPDM
PCS
03455220255E
25,0
Kul
Sic
EPDM
PCS
03455220285E
28,0
Kul
Sic
EPDM
PCS
03455220285V
28,0
Kul
Sic
Viton
PCS
03455220287V
28,0
Sic
Sic
Viton
PCS
03455220325E
32,0
Kul
Sic
EPDM
PCS
03455220333N
33,0
Kul
Cer
NBR
PCS
03455220353E
35,0
Kul
Cer
EPDM
PCS
03455220385E
38,0
Kul
Sic
EPDM
PCS
Product number Shaft dia.
mm
Rotating part
material
Stationary part
material
Elastomer
type
Base unit
03455220405E
40,0
Kul
Sic
EPDM
PCS
03455220453E
45,0
Kul
Cer
EPDM
PCS
03455220455V
45,0
Kul
Sic
Viton
PCS
03455220457V
45,0
Sic
Sic
Viton
PCS
03455220553N
55,0
Kul
Cer
NBR
PCS
03455220557E
55,0
Sic
Sic
EPDM
PCS
03455220603N
60,0
Kul
Cer
NBR
PCS
0345522080067E
80,0
Sic
Sic
EPDM
PCS
03455221003N
100,0
Kul
Cer
NBR
PCS