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 5975-01-547-2529
NSN 4140-01-625-9158
NSN 5855-01-199-2046
NSN 6240-01-243-4106
NSN 2925-00-159-0337
NSN 5855-01-222-1242
NSN 6110-01-431-8889
NSN 7035-01-231-0336
NSN 5935-01-104-5326
NSN 5996-01-236-5286
NSN 6620-00-793-7733
NSN 5895-00-518-1593