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 5910-01-041-1991
NSN 5930-01-467-5578
NSN 5945-00-917-9714
NSN 5945-01-196-2764
NSN 5930-01-103-2642
NSN 5920-01-334-5161
NSN 5915-01-415-8089
NSN 5985-01-162-2450
NSN 6130-00-838-0384
NSN 5930-00-101-2779
NSN 5998-01-108-3722
NSN 6105-00-161-1834