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 5999-01-571-7081
NSN 5998-01-202-7393
NSN 5915-00-109-2877
NSN 5998-00-925-2992
NSN 7035-01-227-2546
NSN 5935-01-261-4806
NSN 5920-01-269-4191
NSN 6145-00-067-7436
NSN 6610-01-397-6965
NSN 5999-01-641-5018
NSN 6240-01-146-4839
NSN 6685-01-424-8046