In accordance with naval air engineering laboratory drawing number 411939, dated 8/30/1963
A nonadjustable wrench having a box wrenching feature on one or both ends. Excludes wrench, open end box; and wrench, box and open end, combination.
Classification: Open-end, box and combination open-end and box wrenches, base metal
NSN 5945-01-554-0705
NSN 7035-01-413-6697
NSN 2925-01-068-3844
NSN 5985-01-374-4256
NSN 6610-00-827-8959
NSN 6320-01-309-9595
NSN 5895-01-202-8748
NSN 5895-01-441-9604
NSN 5998-01-381-8841
NSN 5960-01-111-1701
NSN 5985-00-453-8335
NSN 7035-01-424-7019