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 6220-01-131-9997
NSN 5965-00-578-8931
NSN 5945-01-613-3041
NSN 5915-00-876-6576
NSN 6620-00-118-8913
NSN 5895-01-111-6481
NSN 2925-01-014-0118
NSN 5975-01-449-1203
NSN 5975-01-525-0720
NSN 6645-01-580-9570
NSN 5990-00-450-9872
NSN 5925-01-301-4392