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 6220-00-292-6757
NSN 2925-00-008-5485
NSN 5996-01-452-1868
NSN 5920-00-661-0840
NSN 5855-00-361-0167
NSN 6130-00-007-8857
NSN 5930-01-435-8383
NSN 5960-00-423-7842
NSN 5999-01-257-3006
NSN 6150-01-561-7958
NSN 6110-00-473-2101
NSN 5855-01-407-8706