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 5925-01-161-9564
NSN 5985-00-707-3473
NSN 7035-00-349-8571
NSN 2925-01-570-3690
NSN 6110-01-329-9044
NSN 5965-01-521-3224
NSN 5960-00-837-5146
NSN 7035-01-227-2546
NSN 5999-01-431-8878
NSN 5990-00-288-1820
NSN 6130-01-336-4897
NSN 5998-01-182-4324