PW Plain Washer
SW Spring Washer
MB Curved Washer
WW Wave Washer
ETW E-Ring
STW Retaining Ring
RTW Retaining Ring
ISTW Inverted Retaining ...
GTW Grip type Retaining ...
UTW U-Ring
C-Ring 5103
K-Ring T5304
SPN Self-locking Externa...
CSTW Circular External N...
CSN Circular External Nu...
BW Lock Washer
AW Lock Washer
AZ Lock Washer
JZ Lock Washer
ABW Lock Washer