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 5990-01-499-6930
NSN 6130-01-262-0693
NSN 5950-01-168-0793
NSN 6145-01-441-4239
NSN 6650-01-445-6492
NSN 6220-01-431-3588
NSN 5960-01-154-3719
NSN 5930-00-576-5243
NSN 5965-01-535-5789
NSN 2925-00-149-0760
NSN 2925-00-233-5644
NSN 5985-01-659-5910