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 5996-00-267-1139
NSN 5910-01-654-7649
NSN 2925-01-205-4584
NSN 5960-01-163-8905
NSN 5998-01-585-3441
NSN 6240-01-246-4258
NSN 2925-00-486-8640
NSN 7035-01-111-5063
NSN 6620-01-155-9448
NSN 6650-01-631-7780
NSN 5998-01-122-8118
NSN 5945-00-504-8993