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 6240-01-487-3716
NSN 4140-00-155-8012
NSN 6685-01-319-0999
NSN 5855-01-299-7777
NSN
NSN 6220-01-193-2021
NSN 7035-00-631-3782
NSN 5925-01-543-1762
NSN 5960-01-495-0859
NSN 7035-01-452-9086
NSN 5935-01-061-4109
NSN 6220-01-142-3688