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 6240-01-503-5404
NSN 5965-01-337-0250
NSN 6130-01-414-3199
NSN 6685-01-328-7691
NSN 5998-01-158-5544
NSN 6145-01-029-6547
NSN 5930-01-059-0352
NSN 6145-01-037-4721
NSN 5915-01-422-7431
NSN 6240-00-275-1950
NSN 6220-01-452-3835
NSN 5965-01-625-8421