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 6610-01-202-1373
NSN 5935-00-087-4053
NSN 5985-01-327-3017
NSN 6610-01-168-7943
NSN 6105-00-728-8591
NSN 5920-01-262-5094
NSN 5990-00-246-2184
NSN 2925-01-197-7864
NSN 6145-01-281-0961
NSN 6135-01-497-4516
NSN 5915-01-012-1854
NSN 5965-01-065-5544