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 5945-01-306-5512
NSN 5905-00-089-7765
NSN 5960-01-339-3037
NSN 2925-01-505-1666
NSN 5950-01-125-6900
NSN 5985-01-334-2988
NSN 5835-01-397-8801
NSN 5950-01-535-6326
NSN 5985-00-078-7791
NSN 6105-00-246-5311
NSN 6610-01-425-1523
NSN 5895-00-935-8183