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 5920-01-085-4339
NSN 6610-01-146-8061
NSN 2925-00-964-7128
NSN 6110-01-314-3549
NSN 5910-00-079-1309
NSN 5985-01-201-9239
NSN 6645-01-014-0793
NSN 5999-01-588-4916
NSN 6130-00-957-4815
NSN 5930-00-765-2171
NSN 5985-00-928-2748
NSN 5998-01-555-8005