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 5930-00-938-5748
NSN 5855-00-256-5562
NSN 6220-01-415-4854
NSN 5925-01-616-2920
NSN 5960-00-061-1226
NSN 5999-01-361-8950
NSN 6110-01-069-4895
NSN 6650-00-336-0753
NSN 2925-01-257-0695
NSN 6105-00-219-2925
NSN 6150-01-485-0359
NSN 5950-01-023-7144