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 6130-01-501-0513
NSN 6620-01-589-0460
NSN 6220-01-533-5849
NSN 6320-00-937-5625
NSN 5945-01-037-1072
NSN 5990-01-443-2931
NSN 6685-01-625-6942
NSN 6240-00-845-9098
NSN 5975-01-318-4877
NSN 5990-01-386-5561
NSN 5998-01-246-5252
NSN 6645-01-593-3608