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 5920-00-452-3889
NSN 5925-00-934-3365
NSN 5998-01-377-0125
NSN 2925-00-236-9986
NSN 5835-01-199-5902
NSN 6320-01-227-2648
NSN 5999-01-401-5322
NSN 5905-00-141-9428
NSN 6645-01-163-9930
NSN 6685-01-576-9843
NSN 5855-01-366-2429
NSN 5835-01-013-8797