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 5925-01-307-7762
NSN 5950-01-535-0980
NSN 6240-01-551-1722
NSN 5895-00-115-9236
NSN 6220-00-035-6736
NSN 4140-01-649-9621
NSN 6320-01-504-3948
NSN 5950-01-414-6461
NSN 6685-01-398-7371
NSN 6610-00-358-1905
NSN 5998-01-453-7857
NSN 6105-01-500-0891