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 5910-01-488-8450
NSN 6685-00-327-2957
NSN 5895-00-017-9582
NSN 6685-01-503-5062
NSN 6105-01-150-6751
NSN 6320-01-659-2819
NSN 6135-01-601-8657
NSN 5835-01-158-6878
NSN 5985-01-609-1870
NSN 5985-01-137-2772
NSN 6105-01-531-5982
NSN 5935-01-044-4888