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 5965-00-452-0967
NSN 5975-01-058-2257
NSN 5935-00-882-6858
NSN 5985-01-010-9358
NSN 5965-01-608-6037
NSN 5965-01-063-7894
NSN 5835-00-322-5654
NSN 5855-01-632-9530
NSN 5965-00-947-2310
NSN 5935-01-508-8444
NSN 5915-01-358-7346
NSN 4140-01-615-2240