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 6645-01-500-0827
NSN 5965-00-127-1660
NSN 6610-00-451-3325
NSN 5945-01-449-6216
NSN 4140-01-592-0628
NSN 6110-01-410-7637
NSN 4140-00-952-2287
NSN 4140-00-880-3534
NSN 6610-01-227-7221
NSN 6130-01-318-8012
NSN 5965-00-892-3850
NSN 6150-01-604-2304