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 6130-01-250-2822
NSN 6650-00-775-6560
NSN 4140-00-995-1028
NSN 6110-00-470-9741
NSN 5910-01-604-9544
NSN 5935-01-530-2471
NSN 5925-01-524-8058
NSN 5945-01-634-0588
NSN 5855-01-329-6087
NSN 2925-01-633-4048
NSN 5945-00-083-6492
NSN 6135-01-035-1871