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 6320-00-456-0836
NSN 5930-01-534-6121
NSN 5999-01-504-8201
NSN 5999-01-513-9944
NSN 6130-01-147-5594
NSN 6320-01-227-2648
NSN 6685-01-389-6684
NSN 6145-00-201-1330
NSN 5985-01-369-7744
NSN 6145-01-487-8043
NSN 5996-01-444-3446
NSN 6105-00-495-2981