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 6620-01-479-2352
NSN 5945-01-622-5111
NSN 6620-00-103-6610
NSN 7035-01-134-7080
NSN 5945-01-423-7776
NSN 5855-01-007-9541
NSN 5996-01-605-0950
NSN 6645-01-128-0895
NSN 5975-01-092-3050
NSN 5996-01-473-2183
NSN 2925-00-628-5610
NSN 5920-00-113-5215