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 6105-01-255-4028
NSN 5925-01-326-0941
NSN 5905-00-789-8627
NSN 5835-01-385-0579
NSN 5960-00-689-9720
NSN 6320-01-021-6633
NSN 5905-00-225-8886
NSN 6620-01-029-3171
NSN 5945-01-257-1177
NSN 5920-01-190-9032
NSN 6130-01-368-8645
NSN 5990-01-208-4322