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 6130-00-890-3841
NSN 6650-01-601-8194
NSN 5925-01-056-5127
NSN 4140-01-457-0942
NSN 5996-00-920-4377
NSN 5950-01-237-5773
NSN 5895-01-307-1375
NSN 5920-00-653-0019
NSN 4140-01-227-6918
NSN 7035-01-537-7301
NSN 5905-00-469-8929
NSN 5935-01-465-3131