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 6105-01-209-6888
NSN 6135-01-286-9563
NSN 5975-00-631-9198
NSN 5930-01-247-7548
NSN 6645-01-025-1002
NSN 6650-01-347-2291
NSN 6650-01-123-1091
NSN 5998-00-899-0995
NSN 5960-00-644-4982
NSN 6220-00-676-0904
NSN 4140-01-198-9397
NSN 5905-01-391-1235