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 2925-01-063-7876
NSN 6650-00-917-0436
NSN 5915-00-020-8366
NSN 6610-00-558-0480
NSN 6240-01-535-6520
NSN 5930-00-044-2783
NSN 6150-01-015-8008
NSN 5915-01-343-0181
NSN 5999-01-069-5036
NSN 6220-01-201-8216
NSN 6620-00-104-6937
NSN 5905-01-330-6629