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 5996-01-476-2131
NSN 5935-00-138-9146
NSN 6220-00-736-8791
NSN 5945-00-052-2957
NSN 6610-01-112-6839
NSN 5895-00-518-4954
NSN 6220-00-707-5044
NSN 4140-01-253-5756
NSN 6135-01-618-2199
NSN 5998-01-135-3223
NSN 5965-01-499-1528
NSN 5910-00-660-9464