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 6685-01-350-4330
NSN 4140-01-590-7161
NSN 5990-00-236-8152
NSN 5965-00-469-5009
NSN 6145-01-328-5284
NSN 5920-00-788-2322
NSN 6110-01-375-0949
NSN 5960-00-539-7914
NSN 5960-00-467-7400
NSN 6320-00-790-4844
NSN 5930-01-608-7601
NSN 6150-00-243-5528