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 6320-01-506-9439
NSN 5835-00-778-5761
NSN 6240-01-444-3508
NSN 6650-00-423-2178
NSN
NSN 5835-01-373-9506
NSN 5895-01-382-7940
NSN 5910-01-577-7944
NSN 5999-00-098-9132
NSN 5905-01-501-5013
NSN 6240-01-230-8070
NSN 5895-01-425-7085