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 5996-01-440-0634
NSN 5950-01-425-1174
NSN 6135-01-388-2761
NSN 5905-00-083-6394
NSN 5996-00-441-6996
NSN 6105-01-485-1180
NSN 5905-01-472-3976
NSN 6110-01-315-4336
NSN 5915-01-646-6233
NSN 5855-00-285-8172
NSN 5925-01-515-1378
NSN 5950-00-488-7470