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.
NSN 6220-01-337-7789
NSN 4140-01-432-7699
NSN 7035-01-249-4547
NSN 6220-01-327-1287
NSN 6105-00-839-8336
NSN 6145-01-474-7616
NSN 5998-01-325-2216
NSN 6135-01-542-5902
NSN 5915-01-252-8683
NSN 6105-01-475-8569
NSN 5920-01-177-7616
NSN 5985-00-482-4576