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 5998-01-611-4033
NSN 6645-01-430-2420
NSN 5935-01-236-9226
NSN 5999-01-284-1819
NSN 5925-00-373-0936
NSN 5975-00-306-2311
NSN 6610-00-492-9872
NSN 5999-01-275-6466
NSN 6130-00-075-9387
NSN 5999-01-397-6132
NSN 5895-01-632-9475
NSN 7035-01-383-6549