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 6135-00-938-1351
NSN 5835-00-572-7445
NSN 2925-00-239-9220
NSN 5945-01-429-0824
NSN 5975-01-013-9247
NSN 5915-01-114-5908
NSN 5998-01-501-5917
NSN 5945-01-496-3931
NSN 6135-01-268-2152
NSN 6145-01-214-0017
NSN 5965-00-644-0334
NSN 6110-01-399-8148