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 5945-01-401-5323
NSN 5990-00-767-0893
NSN 5945-01-108-1490
NSN 6620-00-572-8787
NSN 7035-01-182-1086
NSN 4140-01-238-9219
NSN 5855-01-578-6742
NSN 5965-01-076-0071
NSN 5930-01-621-2451
NSN 5915-01-295-5045
NSN 5998-01-367-6060
NSN 5905-01-448-9318