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 6240-01-649-4420
NSN 6110-01-219-7041
NSN 5905-01-246-0572
NSN 6220-00-076-0428
NSN 5895-01-480-2740
NSN 5910-00-879-9060
NSN 6110-01-060-6439
NSN 6620-01-633-8443
NSN 6110-01-408-4002
NSN 6610-00-790-6946
NSN 6240-01-130-5141
NSN 6685-00-823-7790