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 5935-01-437-5777
NSN 5985-01-555-8481
NSN 4140-00-097-0167
NSN 5945-01-131-3787
NSN 6150-01-399-0375
NSN 6150-00-988-0617
NSN 5975-01-357-7019
NSN 5998-00-877-9506
NSN 6220-01-246-3240
NSN 5990-01-071-1505
NSN 5965-00-905-5197
NSN 5915-01-030-6112