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 6320-01-631-7828
NSN 6240-00-778-5779
NSN 5990-01-130-4959
NSN 5990-00-858-0395
NSN 5925-00-383-9707
NSN 5910-01-554-2308
NSN 5855-01-627-0837
NSN 5835-00-090-3924
NSN 5975-01-089-9053
NSN 5975-01-592-4250
NSN 5945-01-484-6818
NSN 5975-00-258-7396