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 6610-01-275-0119
NSN 5930-00-862-4559
NSN 6105-01-366-0560
NSN 4140-01-160-8934
NSN 5990-01-093-8328
NSN 5975-01-393-9731
NSN 6240-00-155-7900
NSN 6685-01-354-5975
NSN 5990-00-665-4105
NSN 6145-01-095-4139
NSN 2925-00-682-5028
NSN 5905-01-029-3698