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 6645-01-529-5690
NSN 5975-00-925-4586
NSN 5960-01-279-2589
NSN 5998-00-241-1593
NSN 6130-01-430-2452
NSN 6135-00-840-6451
NSN 5990-01-393-4808
NSN 2925-00-614-1758
NSN 6610-00-661-1797
NSN 5925-01-213-9344
NSN 6110-01-467-8092
NSN 5998-01-513-0014