Oil seal

1 Seal Width 19 Inside Lip Angle
2 Metal Case (Outer) 20 Toe Face
3 Housing 21 Inside Case Inner Diameter
4 Inner Case 22 Outer Case Inner Diameter
5 Outside Face 23 Auxiliary (Dust) Lip
6 Lip Length 24 Outside Lip Surface
7 Inside Face 25 Outside Lip Angle
8 Radial Wall Dimension 26 Rib (Helix)
9 Seal Outer Diameter 27 Contact Line
10 Housing Bore Diameter 28 Static Lip
11 Spring Position (R-Value) 29 Inside Lip Surface
12 Spring Groove 30 Molded Toe Angle
13 Garter Spring 31 Spring Set Lip Diameter
14 Axial Clearance 32 Free Lip(Unsprung) Diameter
15 Heel Section 33 Contact Line Height
16 Flex Section 34 Lip Height
17 Spring Retainer Lip 35 Lip Angle
18 Head Section