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 6620-01-021-8906
NSN 6620-01-318-1856
NSN 6220-01-539-3278
NSN 6135-01-100-3593
NSN 6130-01-483-6804
NSN 5965-01-222-2613
NSN 5930-01-005-6482
NSN 5935-00-499-9070
NSN 6150-01-469-5466
NSN 5998-00-122-9451
NSN 6145-01-225-6650
NSN 5990-00-691-2697