4030-00-236-8399 (MILC18295)
NSN 4030-00-236-8399 (NIIN 00-236-8399) is a shackle in Federal Supply Class 4030, Fittings For Rope, Cable, And Chain — an open or closed link of various shapes with extended legs. Manufacturer part number MILC18295 (Military Specifications, CAGE 81349).
Key specs: forelock pinhole; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $1,178.78 gov standard price.