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 5996-01-369-1870
NSN 5998-01-175-3611
NSN 6110-01-157-5506
NSN 5960-00-296-5353
NSN 5990-01-537-4815
NSN 5975-00-570-9598
NSN 6135-01-167-7604
NSN 5975-01-235-8514
NSN 5930-01-655-7718
NSN 5960-01-014-3876
NSN 6650-01-579-3855
NSN 6110-01-619-4881