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 5996-01-050-3141
NSN 5915-00-518-1644
NSN 5950-01-437-9051
NSN 6645-01-552-0004
NSN 7035-00-215-3272
NSN 6105-00-635-5174
NSN 6145-01-032-3022
NSN 6240-01-121-4124
NSN 6135-01-328-0639
NSN 5915-01-337-3498
NSN 6610-00-357-2937
NSN 5965-01-449-1101