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 5985-00-677-2814
NSN 5905-01-447-3781
NSN 6645-01-243-0468
NSN 6645-01-563-0441
NSN 6130-01-447-2797
NSN 6650-01-613-8467
NSN 6645-01-590-5534
NSN 7035-00-079-7189
NSN 6110-01-304-0273
NSN 5998-01-338-5630
NSN 5905-00-553-9985
NSN 6240-00-872-3365