A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5975-00-383-7679
NSN 6240-01-017-1049
NSN 6220-00-629-9271
NSN 5975-00-187-3520
NSN 5996-01-536-1891
NSN 5985-01-084-2572
NSN 6650-01-499-1784
NSN 5930-01-020-8942
NSN 5895-01-350-2772
NSN 5965-01-386-2988
NSN 5975-01-307-4032
NSN 5925-00-314-4294