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 6240-00-170-5302
NSN 6320-01-397-9995
NSN 5930-00-344-7593
NSN 5965-01-050-0689
NSN 5835-01-456-3922
NSN 6135-01-361-1776
NSN 5855-00-797-8217
NSN 6240-01-566-0816
NSN 2925-01-631-2372
NSN 5950-01-170-8108
NSN 5975-01-063-1440
NSN 6240-01-231-0452