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 6645-01-063-5383
NSN 5905-01-326-8571
NSN 5998-01-474-8506
NSN 6650-01-506-4742
NSN 6110-01-207-1404
NSN 6620-00-621-6951
NSN 6610-01-462-9439
NSN 5975-01-472-3746
NSN 5920-01-054-7230
NSN 5930-01-569-2414
NSN 6645-01-466-0604
NSN 5920-00-196-3631