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 7035-00-870-0290
NSN 5925-01-144-5459
NSN 5910-00-726-6492
NSN 5855-01-502-6414
NSN 5920-01-013-8594
NSN 6105-01-473-5859
NSN 6220-01-486-8587
NSN 6105-01-106-0060
NSN 5975-00-541-8531
NSN 5998-00-779-3400
NSN 5965-01-366-5900
NSN 5990-00-454-6250