1365
L&N 001365 LOCK WASHER PKG OF 87 NSNP
Altronic parts have a practical design that makes replacement quick and easy.
L&N 001365 LOCK WASHER PKG OF 33 NSNP
A nice touch for the 2N, 8N, 9N 1939-1950 is the built-in belt pulley, which powers old equipment.