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 5915-01-576-2602
NSN 4140-01-574-0676
NSN 6320-01-239-7647
NSN 5965-00-486-7907
NSN 5975-01-126-2857
NSN 6105-01-228-7317
NSN 5895-00-498-2415
NSN 5945-01-183-3768
NSN 5975-01-484-1440
NSN 5945-00-145-9802
NSN 5950-00-733-0510
NSN 6645-01-658-5624