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 6320-00-149-7570
NSN 6240-01-358-5138
NSN 5945-01-499-6263
NSN 5950-01-531-6743
NSN 5965-01-261-0569
NSN 6130-01-053-1660
NSN 5990-00-761-9160
NSN 6145-00-432-4840
NSN 6620-00-098-5652
NSN 5950-01-528-7982
NSN 5920-01-191-6033
NSN 6220-00-255-5652