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 6620-01-140-0968
NSN 5960-01-064-0319
NSN 5915-01-327-2795
NSN 2925-01-474-3363
NSN 5975-01-504-0694
NSN 6620-01-194-6618
NSN 5925-00-476-8740
NSN 5996-01-235-1643
NSN 6610-01-222-0582
NSN 5975-00-081-2171
NSN 5925-01-206-5484
NSN 5910-00-586-2641