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 6150-00-739-7791
NSN 6130-01-174-6385
NSN 5930-01-067-7930
NSN 7035-01-044-0136
NSN 5965-01-432-6459
NSN 5935-00-372-0566
NSN 6220-01-595-8979
NSN 5998-01-137-0079
NSN 6150-01-565-5312
NSN 5960-01-230-9322
NSN 6130-00-451-5033
NSN 5999-01-063-6189