No. 16 and 18 spline sizes
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 5945-00-276-9274
NSN 6610-01-173-6323
NSN 6135-01-386-5709
NSN 6320-01-631-7828
NSN 4140-00-339-1514
NSN 6220-01-135-3841
NSN 5835-01-488-6678
NSN 6610-00-186-9180
NSN 4140-01-618-1234
NSN 4140-01-602-9257
NSN 5910-01-391-9101
NSN 5915-00-087-7474