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 4140-01-513-1316
NSN 5975-01-492-6144
NSN 5950-00-978-4928
NSN 6150-01-257-9301
NSN 5920-01-326-2706
NSN 5996-00-771-8802
NSN 5990-01-353-3691
NSN 5895-00-294-6888
NSN 5945-01-408-1509
NSN 6105-01-411-5927
NSN 5905-00-221-3766
NSN 6135-00-422-3967