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 5910-01-207-0909
NSN 6240-01-051-2557
NSN 5920-01-062-2209
NSN 5950-01-545-5762
NSN 5920-01-336-4608
NSN 7035-01-390-1132
NSN 5835-01-012-5065
NSN 5915-01-094-6921
NSN 6150-00-205-2490
NSN 5835-01-651-8807
NSN 6685-01-292-3597
NSN 5985-01-579-5732