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 6645-01-168-8465
NSN 6645-00-973-3868
NSN 5945-01-337-2385
NSN 5990-01-416-0362
NSN 5998-01-371-2050
NSN 5950-01-069-1112
NSN 7035-00-104-7613
NSN 5975-00-290-4285
NSN 6145-01-174-5268
NSN 5935-01-158-7134
NSN 6320-01-440-8771
NSN 6220-01-614-9821