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 6610-00-516-4228
NSN 5950-00-529-0264
NSN 6145-01-028-6299
NSN 5960-01-549-4826
NSN 6130-01-446-1534
NSN 5925-00-085-1737
NSN 6645-00-654-8804
NSN 7035-01-287-9817
NSN 5975-00-819-1861
NSN 6110-01-029-3016
NSN 4140-01-044-5118
NSN 5835-01-169-5330