Railroad chalk
A solid item used for marking, made of calcium carbonate or calcium sulfate and a suitable binder, capable of producing clear marks which can be completely erased. See also chalk assortment, marking, colored. Excludes chalk, line marking, powder.
NSN 4140-01-193-1814
NSN 6620-00-189-0967
NSN 5996-00-098-3864
NSN 6685-01-309-2308
NSN 6620-01-348-1893
NSN 5945-00-664-6668
NSN 5895-01-111-3863
NSN 5999-00-898-4590
NSN 5905-00-752-0099
NSN 5915-01-035-1928
NSN 5855-01-657-7657
NSN 5985-01-104-4324