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 5985-00-121-1915
NSN 7035-00-104-7613
NSN 5920-01-502-2857
NSN 6610-01-329-8017
NSN 5935-01-482-0472
NSN 5915-01-536-3585
NSN 5905-01-338-5506
NSN 5915-01-429-9287
NSN 6610-01-231-9283
NSN 5996-01-246-7139
NSN 6240-01-659-0229
NSN 6105-01-329-1769