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 5835-01-307-8954
NSN 5965-01-088-1761
NSN 4140-00-792-1457
NSN 5905-00-339-2015
NSN 6685-01-543-0249
NSN 6110-01-569-1448
NSN 6620-00-613-3023
NSN 6135-00-377-9165
NSN 6110-00-177-8755
NSN 6620-01-468-6017
NSN 5990-01-083-9013
NSN 5999-00-246-9604