ST Seals for Low-Friction, Low Hydraulic Pressure, STS Type

Seal combining an S-FLON (PTFE) seal ring and a synthetic rubber O-ring. Low friction — does not cause static slip even at low pressure and low speed.

Part Number

Configured Part Number is shown.

Part Number
STS-20
STS-25
STS-30
STS-50
STS-55
STS-63
STS-70
STS-100
Part NumberVolume DiscountDays to Ship Outer Diameter D
(φ)
I.D. d
(φ)
Width H
(mm)

9 Days

20151.7

65 Days

25201.7

9 Days

30242.2

9 Days

5043.52.2

9 Days

5545.53.3

9 Days

6353.53.3

9 Days

7060.53.3

9 Days

10090.53.3

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Basic Information

Application Reciprocating Motion Types of Gasket Piston Gasket Material Esufuron PTFE (PT111)

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