S

Straight Cut

I

Right Cut

L

Left Cut

NE

Cut With Side Notch

NH

Cut With Internal Notch

SH

Hooked Cut

SU

Step Cut

G

Gastight Cut

RG

Round Gastight Cut

SSH

Specail Step Cut

OC

Oblique Cut

R

Straight Faced Rectangular Ring

B

Barrel-Faced Symmetrical

BA

Barrel-Faced Asymmetrical

M

Taper Faced

T

Keystone Ring

HT

Half Keystone Ring

KA

Peripheral Edges Chamfer

KI

Inside Edges Chamfer

IF

Inside Bevel Top Side

IW

Inside Step Top Side

N

Top Faced Napier Ring

S

Slotted Oil Control Ring

G

Double-Bevelled Edge Oil Control Ring

D

Bevelled Edge Oil Control Ring

SSF

Slotted Oil Control Ring With Coil Expander

GSF

Top-Bevelled Oil Control Ring With Coil Expander

DSF

Double-Bevelled Slotted Oil Control Ring With Coil Expander

DSF-C

Double-Bevelled Oil Control Ring With Coil Expander