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 5930-00-688-8103
NSN 6135-01-575-8362
NSN 5985-00-183-9314
NSN 6145-00-242-0569
NSN 5990-00-780-9629
NSN 6130-01-650-3932
NSN 6610-00-005-1847
NSN 5996-00-514-7678
NSN 5945-01-579-6583
NSN 5935-01-152-1241
NSN 5925-01-188-7630
NSN 6610-01-417-3011