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 5975-01-365-9585
NSN 4140-01-330-4137
NSN 5920-00-010-0525
NSN 5965-01-114-8342
NSN 5960-01-503-0362
NSN 5990-01-146-1779
NSN 4140-00-978-9590
NSN 6685-00-954-0962
NSN 5998-01-364-1770
NSN 5998-00-551-7051
NSN 6685-00-419-0643
NSN 5990-00-862-3271