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 5905-01-593-7264
NSN 5835-01-351-3425
NSN 6620-01-334-8938
NSN 6240-00-167-2467
NSN 5990-01-446-5546
NSN 5855-00-089-3974
NSN 5935-00-681-5272
NSN 5998-01-659-8602
NSN 5920-01-057-0593
NSN 6320-01-562-1599
NSN 6135-01-435-8451
NSN 6320-01-352-5653