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 5990-00-104-4903
NSN 5950-01-037-4298
NSN 5960-00-736-8568
NSN 5990-00-451-7630
NSN 5945-00-217-7961
NSN 5975-01-622-3161
NSN 6685-01-096-1714
NSN 5965-00-275-0491
NSN 6610-01-113-2726
NSN 5975-01-423-8910
NSN 6685-00-419-0643
NSN 5910-01-231-8705