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 6610-01-493-6269
NSN 4140-01-440-9203
NSN 6150-00-419-0505
NSN 6320-01-116-3980
NSN 6320-01-412-2973
NSN 6110-01-436-9133
NSN 5905-01-027-3514
NSN 6685-01-564-4167
NSN 6105-01-513-0310
NSN 6645-00-860-6967
NSN 5835-00-794-7500
NSN 6645-01-172-1406