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 6320-01-162-5977
NSN 6105-00-588-7513
NSN 5965-01-539-7345
NSN 5965-01-222-0166
NSN 6685-01-046-6743
NSN 5975-00-132-6694
NSN 5835-01-089-7615
NSN 5975-01-386-2281
NSN 4140-00-219-3146
NSN 7035-01-505-3286
NSN 5996-00-649-8626
NSN 6650-00-952-2754