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 6130-01-221-7573
NSN 5905-00-089-9622
NSN 5855-01-576-4223
NSN 5905-01-441-3539
NSN 6240-01-653-3221
NSN 5965-01-207-0991
NSN 6135-00-990-1822
NSN 6620-00-159-0866
NSN 5996-01-056-7011
NSN 6130-01-353-7784
NSN 6240-00-067-7526
NSN 5925-00-776-2620