A structural shape fabricated from nonmetallic material(s) resembling the letter "t" in cross-sectional form. It may have a reinforcing agent(s) and backing.
NSN 5915-01-111-9971
NSN 5920-01-165-6881
NSN 5998-01-119-4189
NSN 5920-01-289-7619
NSN 5895-01-151-9914
NSN 6645-01-290-9428
NSN 6150-01-055-4010
NSN 5960-00-515-7366
NSN 6105-01-360-4706
NSN 6240-01-484-0335
NSN 5935-01-360-5994
NSN 2925-00-542-8285