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 6110-01-512-8742
NSN 5920-00-819-3518
NSN 5985-00-360-6529
NSN 4140-01-529-5604
NSN 5945-00-468-7995
NSN 5930-01-486-2164
NSN 5915-01-196-6016
NSN 2925-01-164-9579
NSN 6135-01-196-7399
NSN 6110-00-596-9124
NSN 5935-01-280-8378
NSN 6130-01-438-6291