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 6240-01-157-9128
NSN 6110-00-404-0496
NSN 5945-01-057-9248
NSN 6220-01-015-5850
NSN 6320-01-341-7986
NSN 5960-00-960-6805
NSN 6145-01-181-8350
NSN 6110-01-535-5424
NSN 5905-00-827-2572
NSN 6145-00-401-3518
NSN 5960-01-622-0393
NSN 6110-00-587-5241