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 5945-01-167-8498
NSN 5935-01-241-6988
NSN 6105-00-156-6460
NSN 4140-01-212-3113
NSN 6110-01-360-5661
NSN 5935-01-218-8881
NSN 6320-01-046-5228
NSN 5996-01-010-8609
NSN 6135-01-345-6157
NSN 5925-01-386-3178
NSN 5950-01-321-1279
NSN 6110-00-484-2368