Four lug
A tool on which are located one or more pins, lugs, holes, keyways, or hooks, designed to engage matching holes, slots, or projections on a coupling, nut, or the like; for exerting a torsional force, concentrated at a point or points of a mating part, tending to turn the mating part about an axis. The drive end may have a hole for a separate straight bar used as a handle. Excludes wrench, bung.
Classification: Hand-operated spanners and wrenches, nonadjustable, and parts, base metal, other
NSN 5985-00-596-7263
NSN 5905-00-959-3447
NSN 5990-01-027-0568
NSN 5960-01-095-6873
NSN 6685-01-209-9139
NSN 5945-00-482-3438
NSN 5999-01-201-9254
NSN 5990-01-599-4721
NSN 5835-01-199-5902
NSN 6685-01-359-8716
NSN 5960-01-234-9107
NSN 5895-01-245-1323