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 5990-00-738-5603
NSN 5996-01-126-2156
NSN 5985-00-891-3713
NSN 5990-00-573-4731
NSN 6320-00-371-8335
NSN 5950-00-220-9460
NSN 6110-01-485-7779
NSN 5998-01-578-9971
NSN 5915-01-573-5980
NSN 6320-01-229-6479
NSN 7035-00-371-7749
NSN 6685-00-770-2052