This is the special cupped washer that holds the felt in place. As you tighten the hex part of the retainer it will adjust the felt for a seal. This is not needed if you are using (5030).
SKU
5010
WEIGHT
0.057
YEAR(S)
1928-1929
DROP SHIPPED
No
ADDTIONAL HANDLING FEE
No
WARNING:
Cancer and Reproductive Harm
www.P65Warnings.ca.gov