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 5960-00-171-9575
NSN 6685-01-447-0683
NSN 5930-01-019-7688
NSN 5945-01-501-5487
NSN 4140-01-215-2191
NSN 6220-00-799-8377
NSN 5835-01-416-6449
NSN 6685-01-270-1526
NSN 6320-01-029-4220
NSN 4140-00-996-2248
NSN 6650-01-475-3714
NSN 5960-01-119-4609