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 6645-01-202-7986
NSN 6650-00-994-1802
NSN 5910-00-592-8036
NSN 2925-00-147-3801
NSN 6620-01-468-9288
NSN 6320-00-432-2772
NSN 5925-01-600-0447
NSN 5998-01-076-1886
NSN 5990-01-285-1868
NSN 6240-01-249-2284
NSN 5925-01-206-4330
NSN 5910-01-211-6651