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 6220-01-645-9417
NSN 4140-00-930-3293
NSN 7035-01-423-8343
NSN 2925-00-778-0645
NSN 5960-01-043-2208
NSN 6240-01-063-7685
NSN 6150-01-044-3909
NSN 5930-00-353-4235
NSN 5910-00-644-7300
NSN 4140-01-490-7747
NSN 5985-01-589-2650
NSN 5905-01-565-1958