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 5935-01-283-0219
NSN 5999-00-289-1472
NSN 5895-01-472-2399
NSN 6145-01-468-5467
NSN 5945-00-989-3145
NSN 5999-01-354-2540
NSN 5930-01-412-0254
NSN 6650-01-168-8451
NSN 7035-01-049-6776
NSN 6320-00-908-6841
NSN 5990-01-131-9055
NSN 5990-00-394-3987