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 5950-00-521-2678
NSN 6645-00-079-1430
NSN 4140-01-303-9489
NSN 5985-00-595-7066
NSN 5975-01-142-2216
NSN 5999-01-183-8194
NSN 5910-01-386-3002
NSN 6135-01-286-9563
NSN 6240-01-501-4551
NSN 6135-00-299-6918
NSN 4140-01-031-6391
NSN 6130-00-050-8458