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 4140-01-528-4697
NSN 5975-00-642-8959
NSN 6150-01-626-6442
NSN 6130-01-388-2658
NSN 4140-00-565-0386
NSN 5950-01-631-4381
NSN 5925-00-897-4821
NSN 6620-01-234-1799
NSN 5835-01-325-5677
NSN 5990-00-936-3947
NSN 5985-01-157-8894
NSN 6685-00-856-4109