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 6650-00-877-6972
NSN 5835-01-394-3812
NSN 5950-01-512-9099
NSN 5998-01-607-2614
NSN 2925-01-579-1010
NSN 5945-01-179-4192
NSN 5905-01-630-7877
NSN 6685-01-039-6411
NSN 6685-01-231-8850
NSN 5960-01-201-6316
NSN 6610-01-374-0569
NSN 6145-01-341-6945