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 4140-00-899-3086
NSN 5905-00-067-6755
NSN 5920-01-621-4185
NSN 6650-01-582-1454
NSN 4140-01-447-3141
NSN 6145-01-467-3458
NSN 6110-01-058-9543
NSN 6620-01-605-9660
NSN 6320-01-512-2031
NSN 6240-01-408-5102
NSN 5998-01-515-8676
NSN 7035-01-467-9030