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 6145-01-031-0821
NSN 6685-01-179-0154
NSN 4140-00-523-2980
NSN 7035-01-378-5074
NSN 6145-01-126-1721
NSN 7035-00-631-3782
NSN 6685-01-100-1071
NSN 6110-01-418-6589
NSN 5910-00-851-0878
NSN 5855-01-657-7657
NSN 6620-00-068-2503
NSN 5950-00-689-1359