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 6220-01-511-3423
NSN 5960-01-175-9880
NSN 6220-00-220-5617
NSN 5975-00-256-1486
NSN 5920-00-727-1452
NSN 7035-01-516-4411
NSN 5925-01-423-2765
NSN 5855-01-295-2313
NSN 6645-01-569-5729
NSN 5975-00-391-6357
NSN 5835-01-203-7318
NSN 5965-01-505-3716