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 5998-01-227-5651
NSN 5990-00-236-8152
NSN 5950-01-206-3741
NSN 5965-00-051-6434
NSN 6130-01-536-8090
NSN 5925-01-294-3651
NSN 5996-01-209-9064
NSN 5835-01-549-2911
NSN 5975-00-816-6119
NSN 5925-00-234-0211
NSN 5905-01-474-0881
NSN 5996-00-187-1424