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 6150-00-558-2629
NSN 5895-01-604-7648
NSN 6220-00-832-0999
NSN 5905-01-152-2580
NSN 5930-00-511-1383
NSN 5925-01-406-5626
NSN 7035-00-104-7613
NSN 5965-00-675-8799
NSN 5996-00-358-6257
NSN 6240-01-381-1072
NSN 6240-01-292-2229
NSN 2925-01-460-1601