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 5998-00-221-3216
NSN 5905-01-258-3939
NSN 5960-00-070-0274
NSN 5835-01-434-0790
NSN 6130-00-244-7593
NSN 5920-01-331-4712
NSN 6130-01-229-3764
NSN 6105-01-536-0810
NSN 5998-00-436-7932
NSN 6145-01-409-1685
NSN 5965-01-390-5111
NSN 6150-00-421-0390