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 5996-01-617-1625
NSN 5905-01-472-2027
NSN 5855-01-225-5855
NSN 5999-01-232-4886
NSN 5895-01-472-1960
NSN 6110-01-087-9071
NSN 6220-01-141-6900
NSN 4140-01-536-2221
NSN 6620-01-486-2555
NSN 5975-00-732-7911
NSN 6135-00-351-8606
NSN 6145-01-634-0388