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 6105-01-491-0107
NSN 5920-00-752-0458
NSN 7035-00-371-7749
NSN 6240-00-079-0112
NSN 6145-01-143-1830
NSN 6135-00-444-1402
NSN 5915-01-315-6406
NSN 6145-00-699-8963
NSN 2925-01-267-1598
NSN 6135-01-230-4399
NSN 5835-01-478-9428
NSN 5985-01-366-4276