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 5905-01-421-4863
NSN 4140-01-585-9196
NSN 6105-00-647-3955
NSN 5925-00-932-3027
NSN 5945-01-082-2220
NSN 5960-01-157-7009
NSN 6135-01-630-2261
NSN 2925-01-570-2562
NSN 6650-01-521-2077
NSN 5910-00-921-1378
NSN 5999-01-023-6771
NSN 5950-01-604-3780