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 6220-00-419-0635
NSN 7035-01-176-4857
NSN 5930-01-310-4927
NSN 5910-01-079-0039
NSN 6145-00-656-5329
NSN 6220-01-067-8142
NSN 5990-00-767-0893
NSN 5965-00-862-2417
NSN 6130-01-415-9453
NSN 5996-00-883-1609
NSN 7035-01-291-6468
NSN 6220-01-615-6268