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 6145-00-578-7522
NSN 5905-01-515-0345
NSN 5915-01-386-6487
NSN 6240-01-144-5898
NSN 5960-01-050-0264
NSN 5835-01-248-6688
NSN 5998-01-135-3223
NSN 7035-01-330-6768
NSN 6110-01-310-9526
NSN 6320-00-036-3688
NSN 5996-01-244-8208
NSN 5855-01-083-9053