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 5855-01-201-4857
NSN 6610-01-576-0007
NSN 6620-01-085-8688
NSN 5985-01-394-8401
NSN 2925-01-218-5556
NSN 5960-01-467-7516
NSN 5855-01-426-4307
NSN 6240-00-404-7935
NSN 6240-01-063-7685
NSN 5915-01-523-1669
NSN 6645-00-119-6221
NSN 6320-00-242-3300