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 6135-00-010-5275
NSN 6610-01-144-1951
NSN 5990-00-059-3449
NSN 6320-01-564-0893
NSN 5960-00-889-5470
NSN 5915-01-619-5282
NSN 5910-00-143-0851
NSN 6650-01-519-0399
NSN 6685-01-170-6764
NSN 5999-01-122-0301
NSN 5990-01-485-0260
NSN 6150-00-574-5981