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 4140-00-060-4052
NSN 5930-00-816-3019
NSN 6130-00-613-5371
NSN 6110-00-815-5143
NSN 6110-01-459-5017
NSN 2925-01-271-8727
NSN 6110-01-351-4527
NSN 6150-00-980-6198
NSN 5975-01-322-5658
NSN 5905-00-868-6668
NSN 6220-01-136-6839
NSN 5990-01-031-7599