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 5925-01-050-8410
NSN 5990-00-518-3195
NSN 6145-01-295-8804
NSN 6105-01-043-9569
NSN 6620-00-995-1811
NSN 6620-01-432-7032
NSN 6645-00-658-7838
NSN 6610-00-518-4919
NSN 6145-00-779-6466
NSN 6130-01-490-3814
NSN 5925-01-466-2804
NSN 2925-00-833-9466