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Hydraulic rod PTFE SPNS step seal

Hydraulic rod PTFE SPNS step seal

Rod seals are static seals installed in glands or housings to prevent the leakage of fluid from within a cylinder to the outside as the rod cycles.

  • Brand:

    JST Seals
  • Item NO.:

    SPNS(STR)
  • Payment:

    T/T
  • Product Origin:

    China
  • Shipping Port:

    Guangzhou
  • Order(MOQ):

    50
  • Product Detail

Hydraulic rod seal PTFE SPNS step seal


SPNS type hydraulic seals are static seals installed in glands or housings to prevent the leakage of fluid from within a cylinder to the outside as the rod cycles.


Advantages:

1.Chemical resistance
2. Heat  resistance
3. Low friction
4. Has good oil return property
5. Easy installation
6. Longevity



Working  Conditions
Working Pressure
Working  Temperature
Working  Speed
Working  Medium
Material
≤40Mpa
-30℃ to +110℃
-25℃ to +220℃

Depending on material selected

≤4m/s
Hydraulic oil; Gas; Water; etc 
PTFE Band: Bronze filled PTFE 
O Ring: 
NBR, A70±5 

FKM, A75±5 


Application Suggestion:
Rod step seal is used for reciprocating motion of the piston rod,especially suitable for heavy equipments,such as construction machinery,pressure equipment,etc.


Hydraulic rod seal size chart:

Diameter: φ8.9-φ500mm


PN. Size Material
STR 40X55.1X6.3 PTFE+Bronze, NBR
STR 45X60.1X6.3 PTFE+Bronze, NBR
STR 48X63.1X6.3 PTFE+Bronze, NBR
STR 50X65.1X6.3 PTFE+Bronze, NBR
STR 55X70.1X6.3 PTFE+Bronze, NBR
STR 56X71.1X6.3 PTFE+Bronze, NBR
STR 60X75.1X6.3 PTFE+Bronze, NBR
STR 63X78.1X6.3 PTFE+Bronze, NBR
STR 65X80.1X6.3 PTFE+Bronze, NBR
STR 70X85.1X6.3 PTFE+Bronze, NBR
STR 75X90.1X6.3 PTFE+Bronze, NBR
STR 80X95.1X6.3 PTFE+Bronze, NBR
STR 85X100.1X6.3 PTFE+Bronze, NBR
STR 90X105.1X6.3 PTFE+Bronze, NBR
STR 95X110.1X6.3 PTFE+Bronze, NBR
STR 100X115.1X6.3 PTFE+Bronze, NBR
STR 105X120.1X6.3 PTFE+Bronze, NBR
STR 110X125.1X6.3 PTFE+Bronze, NBR
STR 115X130.1X6.3 PTFE+Bronze, NBR
STR 120X135.1X6.3 PTFE+Bronze, NBR
STR 125X140.1X6.3 PTFE+Bronze, NBR
STR 130X145.1X6.3 PTFE+Bronze, NBR
STR 140X155.1X6.3 PTFE+Bronze, NBR
STR 145X160.1X6.3 PTFE+Bronze, NBR
STR 150X165.1X6.3 PTFE+Bronze, NBR
STR 155X170.1X6.3 PTFE+Bronze, NBR
STR 160X175.1X6.3 PTFE+Bronze, NBR
STR 180X195.1X6.3 PTFE+Bronze, NBR
STR 40X55.5X6.3 PTFE+Bronze, NBR
STR 45X60.5X6.3 PTFE+Bronze, NBR
STR 48X63.5X6.3 PTFE+Bronze, NBR
STR 50X65.5X6.3 PTFE+Bronze, NBR
STR 55X70.5X6.3 PTFE+Bronze, NBR
STR 56X71.5X6.3 PTFE+Bronze, NBR
STR 60X75.5X6.3 PTFE+Bronze, NBR
STR 63X78.5X6.3 PTFE+Bronze, NBR
STR 65X80.5X6.3 PTFE+Bronze, NBR
STR 70X85.5X6.3 PTFE+Bronze, NBR
STR 75X90.5X6.3 PTFE+Bronze, NBR
STR 80X95.5X6.3 PTFE+Bronze, NBR
STR 90X105.5X6.3 PTFE+Bronze, NBR
STR 95X110.5X6.3 PTFE+Bronze, NBR
STR 100X115.5X6.3 PTFE+Bronze, NBR
STR 105X120.5X6.3 PTFE+Bronze, NBR
STR 110X125.5X6.3 PTFE+Bronze, NBR
STR 120X135.5X6.3 PTFE+Bronze, NBR
STR 155X170.5X6.3 PTFE+Bronze, NBR
STR 160X175.5X6.3 PTFE+Bronze, NBR
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