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 6320-00-456-2092
NSN 6320-01-317-7312
NSN 5945-00-728-4952
NSN 5985-01-306-1385
NSN 5965-01-258-5662
NSN 6240-00-557-7471
NSN 5960-00-215-5884
NSN 5930-00-862-5582
NSN 5960-01-512-0233
NSN 5985-01-460-8743
NSN 5996-01-497-3412
NSN 5910-01-415-3108