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 6645-01-043-3179
NSN 6645-00-300-0401
NSN 5905-01-578-0708
NSN 5925-00-170-4090
NSN 5920-00-349-8837
NSN 5975-01-469-6420
NSN 5996-01-411-2898
NSN 6240-00-172-8451
NSN 5999-01-233-8411
NSN 4140-00-557-7001
NSN 6620-01-292-5072
NSN 6150-00-079-9538