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 5835-01-510-1873
NSN 6130-01-382-4956
NSN 5945-00-588-2523
NSN 5999-00-665-5261
NSN 5985-01-241-8742
NSN 5935-01-598-2272
NSN 5905-01-072-3031
NSN 6135-01-272-6039
NSN 6145-01-199-2311
NSN 5935-01-559-0232
NSN 6620-00-986-9627
NSN 5905-01-056-7240