See milspec for details
A bracket of various shapes (other than angle), designed to be attached to a supporting surface for the specific purpose of positioning, aligning and/or supporting another item. Excludes brace (as modified); bracket, angle; and bracket, double angle. See also bracket (1), electrical connector; bracket, fire extinguisher; bracket, solenoid; bracket, track, sliding door; and retainer (as modified).
NSN 5985-01-277-9177
NSN 6110-01-440-1062
NSN 5925-01-460-9621
NSN 6105-01-074-9074
NSN 7035-01-227-2546
NSN 6150-00-247-0074
NSN 5895-01-649-5346
NSN 6105-01-208-9354
NSN 5965-01-194-3453
NSN 2925-01-464-3093
NSN 2925-01-648-6859
NSN 4140-00-451-8374