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 6320-01-415-0953
NSN 6620-01-139-6455
NSN 2925-00-511-0325
NSN 6650-01-463-8405
NSN 5965-01-593-1813
NSN 6620-00-221-7526
NSN 5990-00-779-4175
NSN 5920-01-329-7506
NSN 5910-01-041-9942
NSN 5935-00-131-5369
NSN 6220-00-620-3708
NSN 5975-01-206-4327