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 6320-00-261-9136
NSN 6620-01-431-9176
NSN 5996-00-759-0971
NSN 6110-01-212-7106
NSN 2925-01-381-5307
NSN 5855-01-349-6135
NSN 4140-00-138-4139
NSN 6105-01-322-6418
NSN 4140-01-353-2205
NSN 5855-00-610-4052
NSN 7035-01-018-9629
NSN 5965-01-512-1985