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 5930-00-987-5614
NSN 6135-01-515-6600
NSN 6620-01-345-9488
NSN 6150-01-525-4881
NSN 4140-01-384-5267
NSN 5910-00-281-2449
NSN 5925-01-501-6074
NSN 5975-01-399-1603
NSN 5925-00-174-3354
NSN 4140-01-268-0500
NSN 6110-01-011-0795
NSN 5965-00-232-7395