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 4140-01-278-1314
NSN 5895-01-022-2819
NSN 6620-01-245-0184
NSN 6145-00-022-0818
NSN 6685-01-392-1513
NSN 5920-00-655-1154
NSN 5998-01-629-9701
NSN 6685-01-252-8887
NSN 5835-00-133-0599
NSN 6320-00-790-4844
NSN 5945-00-261-7955
NSN 6645-01-565-4770