Special Features:

Next higher assembly, l3326421, u/o b-1b 1 and subq; plate, st0160lb0013 cond a, cres bar, ph 13-8m0; retain as matched set and furnish only as a matched set; heat treat ph steel per standard iii la0008 to cond h 1000; hardness crtl item; dim are stock matl

Properties:

A flat or preformed item of metallic or nonmetallic material. It may vary in shape and its surface may be smooth and/or serrated. Its thickness is small in comparison to both its length and width. It is designed to be mounted upon a surface or between two surfaces. Its primary function is to strengthen, join, or separate aircraft structural parts. Excludes plate, mending; shim; and spacer, plate.