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 5930-01-381-5528
NSN 6110-00-707-9869
NSN 2925-00-301-0933
NSN 2925-00-275-1807
NSN 5895-00-495-3687
NSN 6685-01-324-6440
NSN 6145-00-617-4032
NSN 6650-01-116-0752
NSN 6610-01-024-5360
NSN 6150-01-220-6778
NSN 5855-01-057-2200
NSN 6610-01-046-5669