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 5925-01-074-5832
NSN 6650-01-409-1992
NSN 6150-01-658-0226
NSN 5990-00-061-9041
NSN 5950-00-553-9439
NSN 6110-00-170-6520
NSN 6610-01-023-1918
NSN 2925-01-121-3355
NSN 5999-01-335-2757
NSN 6130-01-369-4725
NSN 5930-00-767-6255
NSN 4140-01-207-7218