O-Ring Groove Design for Face Seals

Basic Application Groove Design Reference Charts.

O-ring Groove Design DimensionsO-ring Gland Design Dimensions

Recommended surface finish: 16 Ra max. for gases and 32 Ra max. for fluids.

Face Seal O-Ring Gland Width and Depth Default Recomendations

AS 568A Series
O-Ring Cross Section
Gland Width
Gland Depth
Gland Corner Radii
Nom
Tol +/-
Nom
Tol +/-
Nom
Tol +/-
(R1)
(R2)
0
0.07
0.003
0.084
0.002
0.052
0.002
0.01
0.005
-100
0.103
0.003
0.121
0.003
0.078
0.003
0.01
0.005
-200
0.139
0.004
0.16
0.003
0.106
0.003
0.018
0.005
-300
0.21
0.005
0.24
0.003
0.164
0.004
0.028
0.005
-400
0.275
0.006
0.31
0.003
0.215
0.004
0.028
0.005

Face Seal O-Ring Gland Diameter Default Recomendations

Dash SizeO-Ring Cross SectionO-Ring DiameterInt. Vacuum Gland I.D. (D)Int. Pressure Gland O.D. (E)
NomTol +/-NomTol +/-NomTol +/-NomTol +/-
-0050.070.0030.1010.0050.1060.0020.2410.002
-0060.070.0030.1140.0050.1190.0020.2540.002
-0070.070.0030.1450.0050.150.0020.2850.002
-0080.070.0030.1760.0050.1810.0020.3160.002
-0090.070.0030.2080.0050.2130.0020.3480.002
-0100.070.0030.2390.0050.2440.0020.3790.002
-0110.070.0030.3010.0050.3060.0020.4410.002
-0120.070.0030.3640.0050.3690.0020.5040.002
-0130.070.0030.4260.0050.4310.0020.5660.002
-0140.070.0030.4890.0050.4940.0020.6290.002


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