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 5990-01-632-0969
NSN 5920-01-088-7205
NSN 5985-01-437-7123
NSN 5920-01-285-4183
NSN 5950-01-474-6584
NSN 5905-01-050-5326
NSN 5920-01-484-9924
NSN 5985-00-666-2987
NSN 6150-01-040-5528
NSN 5935-00-104-4063
NSN 6620-00-464-6105
NSN 5996-01-506-2980