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 5990-01-073-2275
NSN 5999-00-081-9413
NSN 6130-01-494-6259
NSN 5855-01-328-2619
NSN 5835-01-498-9410
NSN 5965-00-082-8987
NSN 5996-01-088-8715
NSN 5960-00-167-0397
NSN 5925-01-442-1517
NSN 5855-00-014-5008
NSN 6110-00-407-6829
NSN 5915-01-480-4754