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 5915-01-591-4138
NSN 6240-00-486-8447
NSN 5965-01-352-4906
NSN 6220-01-022-4432
NSN 6320-01-624-0193
NSN 5945-01-455-6824
NSN 6130-01-228-5337
NSN 5920-01-141-1741
NSN 5950-01-415-2466
NSN 6145-01-440-9225
NSN 5895-01-152-7887
NSN 6240-01-289-4536