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 6320-01-521-1764
NSN 5905-01-114-2262
NSN 5855-01-047-9267
NSN 5910-01-333-2409
NSN 5945-01-544-3521
NSN 5975-01-656-2626
NSN 5855-01-385-4234
NSN 6135-00-276-7625
NSN 6135-01-565-3284
NSN 6145-01-098-4464
NSN 5855-01-473-4354
NSN 5975-00-577-0168