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 5985-01-645-4967
NSN 5935-00-644-9978
NSN 6240-00-146-9322
NSN 5990-01-426-7350
NSN 6145-01-258-5828
NSN 6105-00-015-3573
NSN 7035-00-275-5604
NSN 5996-01-251-4900
NSN 6320-00-377-5683
NSN 5975-00-578-3959
NSN 6130-01-357-9785
NSN 6145-00-859-0237