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 7035-01-617-2245
NSN 6135-01-295-2708
NSN 2925-00-912-3993
NSN 5985-01-443-3287
NSN 5998-01-148-1149
NSN 5998-01-263-6065
NSN 5855-00-797-8217
NSN 5855-01-600-2268
NSN 5999-00-155-8066
NSN 5905-00-067-6755
NSN 5920-01-594-6994
NSN 6105-01-268-1423