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 5998-01-085-9809
NSN 5920-00-727-6126
NSN 6240-00-126-4551
NSN 6150-01-297-8127
NSN 5965-01-248-9705
NSN 6320-01-512-2031
NSN 5925-01-411-1034
NSN 5999-01-453-5391
NSN 6105-01-514-2294
NSN 4140-01-316-6739
NSN 5945-01-388-6471
NSN 5915-01-069-8769