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 6220-00-963-1517
NSN 5930-01-313-3724
NSN 5925-01-602-3468
NSN 5920-00-658-7219
NSN 6130-01-617-0969
NSN 5975-00-719-9793
NSN 6150-01-188-3548
NSN 6150-01-096-7412
NSN 6645-01-179-0243
NSN 5935-00-147-7704
NSN 5965-01-653-0376
NSN 5965-01-381-2527