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 5930-00-491-9492
NSN 5930-01-138-8665
NSN 6650-01-286-3417
NSN 5915-01-073-9061
NSN 5960-00-801-5578
NSN 5925-00-469-7683
NSN 6645-00-166-7926
NSN 6610-00-186-9180
NSN 5990-01-113-7238
NSN 6610-01-250-2811
NSN 5855-00-941-6412
NSN 6650-01-264-7227