A writing or marking medium whose basic ingredients are pigment and clay, or pigment and wax, for use in a mechanical pencil.
Classification: Pencil leads, black or colored
NSN 5996-01-360-5635
NSN 5998-00-714-5899
NSN 2925-01-397-2495
NSN 4140-01-028-2743
NSN 5945-01-287-9686
NSN 5925-00-594-0840
NSN 5998-01-234-7181
NSN 5905-01-421-3338
NSN 6620-01-259-2411
NSN 5965-00-314-5303
NSN 5960-00-243-5025
NSN 6620-00-267-5273