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 6650-01-314-8454
NSN 5925-01-140-1114
NSN 5905-01-157-7798
NSN 6110-00-170-6520
NSN 5920-00-294-0753
NSN 5965-01-627-7972
NSN 6110-00-955-0900
NSN 6130-01-543-4499
NSN 6135-01-514-2668
NSN 5999-01-018-9346
NSN 5835-01-294-5753
NSN 5975-01-440-2573