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 5975-01-169-6639
NSN 5999-00-057-2567
NSN 5998-01-125-9606
NSN 5999-00-064-4009
NSN 6685-01-262-8663
NSN 6610-01-306-8530
NSN 5855-00-451-6155
NSN 5945-00-547-9956
NSN 7035-01-207-8704
NSN 5990-01-552-5386
NSN 6135-00-856-1343
NSN 6685-00-420-2781