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 6645-01-384-7791
NSN 6130-00-923-3383
NSN 5835-01-470-2157
NSN 4140-01-194-8291
NSN 6145-00-784-3741
NSN 6150-00-707-0119
NSN 5985-01-463-0037
NSN 5915-01-448-2891
NSN 5930-00-802-0072
NSN 6105-00-982-4723
NSN 5835-00-170-5238
NSN 6240-00-102-4003