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 4140-01-527-6715
NSN 5999-01-142-3408
NSN 6620-01-006-2689
NSN 6610-01-464-3037
NSN 5975-01-407-9234
NSN 6110-00-978-8329
NSN 5905-01-525-5682
NSN 5975-01-401-5355
NSN 6130-01-476-8097
NSN 5910-01-569-3771
NSN 5910-00-518-1009
NSN 6685-01-383-4980