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 5990-01-580-2191
NSN 5905-01-020-6406
NSN 6130-01-470-8997
NSN 5996-01-067-8303
NSN 5935-01-199-7145
NSN 5996-00-842-2023
NSN 5835-01-158-6878
NSN 5910-00-874-3402
NSN 5855-01-556-7421
NSN 6220-01-618-6408
NSN 5950-00-333-9739
NSN 6685-00-869-0584