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 6110-00-858-1948
NSN 5905-01-350-3275
NSN 5935-00-261-7322
NSN 5950-01-317-6194
NSN 6610-01-132-6660
NSN 6685-01-114-6809
NSN 5855-01-558-3616
NSN 5835-01-259-0859
NSN 6620-00-905-6590
NSN 6685-01-525-7586
NSN 6105-01-561-9928
NSN 5950-01-623-3752