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 5925-01-448-9590
NSN 5960-01-573-6483
NSN 6620-01-408-4464
NSN 5960-01-188-4558
NSN 6135-01-101-5039
NSN 5998-01-357-3194
NSN 6145-01-527-1920
NSN 4140-01-032-3705
NSN 6645-01-467-9983
NSN 6320-01-280-5091
NSN 5935-01-348-2254
NSN 5905-00-890-0522