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 5910-01-436-7525
NSN 5985-01-304-6222
NSN 5905-01-565-2731
NSN 6110-00-269-2696
NSN 5998-00-906-3778
NSN 6220-00-289-9915
NSN 5985-01-508-1953
NSN 5935-00-394-3726
NSN 6320-01-399-1633
NSN 5975-01-401-5355
NSN 6685-00-663-9000
NSN 5930-00-826-3839