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 5990-00-382-5885
NSN 5965-01-005-0341
NSN 6620-01-215-7979
NSN 6650-01-122-0169
NSN 6145-01-359-9914
NSN 6240-01-492-7194
NSN 6145-01-494-6092
NSN 6650-01-079-3920
NSN 6145-01-610-5658
NSN 6220-01-592-9122
NSN 6105-01-234-1038
NSN 6145-00-284-1514