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 6645-01-537-6098
NSN 6130-01-245-3096
NSN 6645-01-366-5033
NSN 5925-01-104-4893
NSN 5998-00-485-0819
NSN 6220-01-507-1537
NSN 5998-01-211-6752
NSN 6220-01-516-9470
NSN 5895-01-429-4556
NSN 6130-00-115-9306
NSN 5855-00-990-0701
NSN 6685-01-177-4870