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 5905-01-645-5725
NSN 6240-01-245-6968
NSN 2925-01-440-9912
NSN 6240-01-273-7426
NSN 6320-01-415-0953
NSN 5999-01-340-8611
NSN 5835-01-632-6627
NSN 5990-01-578-5382
NSN 5960-00-566-7692
NSN 5950-01-394-5352
NSN 5999-00-639-3447
NSN 5990-00-503-4724