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 5925-01-370-4417
NSN 5905-00-968-1622
NSN 5985-00-222-4217
NSN 6320-01-411-6610
NSN 4140-01-276-8307
NSN 6105-01-438-4872
NSN 4140-01-455-5170
NSN 2925-01-043-9786
NSN 6645-01-589-0840
NSN 5998-01-578-5257
NSN 5996-01-225-8507
NSN 6110-00-284-1161