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 5985-01-529-4487
NSN 6105-01-464-4251
NSN 6105-01-537-6978
NSN 5915-01-477-9756
NSN 6220-00-575-6169
NSN 7035-01-432-2424
NSN 6610-00-639-3615
NSN 5915-00-494-7280
NSN 5925-00-686-0555
NSN 6105-01-379-6312
NSN 5999-00-886-6582
NSN 6110-01-408-2084