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 4140-01-610-2974
NSN 6645-01-643-2558
NSN 5915-01-124-2088
NSN 6135-00-416-2898
NSN 6110-01-321-1276
NSN 6645-00-857-0410
NSN 6220-01-527-7525
NSN 6320-01-562-1599
NSN 5895-01-339-8155
NSN 5925-01-355-5715
NSN 5960-00-500-7050
NSN 5925-00-448-7523