1982 750K fork oil seal part number question

[SurferD]

I'm redoing the forks and there are three part numbers available. Which one is correct?
OIL SEAL (35X48X11) 91255-MA6-013
OIL SEAL (35X48X11) 91255-KBH-003
OIL SEAL (35X48X11) 91255-434-013
item 26 in the diagram
https://cdn.partzilla.com/diagram/hom/655b123718712b16757a6b33c2d800e6c78ec8d2.png

 

[SurferD]

I answered my own question.
I called Revzilla and they have old part numbers listed but the latest is KBH.