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 2925-01-250-2731
NSN 6145-01-299-7871
NSN 6650-01-450-3158
NSN 5930-01-457-2115
NSN 5895-01-009-0701
NSN 5855-01-432-0524
NSN 5910-00-583-1998
NSN 6240-00-237-7878
NSN 6150-01-381-1887
NSN 6645-01-258-5558
NSN 4140-00-795-3747
NSN 5910-01-081-3510