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 5990-01-157-0441
NSN 5965-01-200-6613
NSN 2925-01-386-7392
NSN 5985-00-020-1686
NSN 6150-01-047-6431
NSN 6610-01-490-5802
NSN 5996-01-078-6842
NSN 5945-01-619-5157
NSN 5945-00-136-4059
NSN 6220-01-420-1650
NSN 5930-01-550-1482
NSN 2925-01-607-1508