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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-01-139-1221
NSN 6685-01-431-6820
NSN 2925-00-998-3510
NSN 5950-01-398-3063
NSN 6610-00-924-7447
NSN 6150-01-386-3821
NSN 5999-01-439-5938
NSN 5925-01-236-0468
NSN 6110-01-234-1154
NSN 5965-01-648-5763
NSN 6220-00-945-8483
NSN 6620-01-449-8743