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 6145-01-360-1799
NSN 6150-01-634-0575
NSN 6320-00-456-0836
NSN 5960-01-076-4708
NSN 5950-01-529-6542
NSN 5960-01-388-1988
NSN 5930-01-433-2806
NSN 5975-01-191-6206
NSN 6130-01-024-8292
NSN 5975-00-948-6663
NSN 5999-01-275-4926
NSN 6150-01-444-5558