5315-01-055-6853 (052811)
NSN 5315-01-055-6853 (NIIN 01-055-6853) is a machine key in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head. Manufacturer part number 052811 (Mobile Drilling Company Inc, CAGE 02248); also referenced as 40006, W40006 (Rawson-Koenig Inc).
NIIN assigned February 1978; DEMIL A (none required); unit of issue EA (each), $20.82 gov standard price.