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 6220-01-272-3177
NSN 4140-01-240-1116
NSN 5915-01-463-2090
NSN 6145-01-618-2500
NSN 6685-01-421-9939
NSN 5925-00-581-6742
NSN 5990-00-836-7962
NSN 5965-01-532-2112
NSN 6220-01-617-2666
NSN 5996-01-563-3555
NSN 6105-01-065-6660
NSN 5915-01-344-3807