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 5930-01-147-2402
NSN 5999-01-507-0588
NSN 5965-00-689-1545
NSN 6105-00-088-4626
NSN 5998-01-239-0503
NSN 5965-00-983-1815
NSN 6145-00-275-4046
NSN 5945-01-367-6469
NSN 5945-01-376-0203
NSN 5960-00-553-7338
NSN 5985-00-529-0093
NSN 6220-01-042-1132