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 4140-00-200-9082
NSN 7035-00-079-7189
NSN 6145-01-556-7082
NSN 5935-01-271-5697
NSN 5996-01-603-8652
NSN 2925-00-989-0523
NSN 6220-00-823-6688
NSN 5920-01-048-0766
NSN 5905-01-646-7091
NSN 5965-01-503-8485
NSN 6130-01-411-8114
NSN 5998-01-023-1270