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 5915-00-346-9144
NSN 6150-01-487-3830
NSN 5945-01-350-0053
NSN 6620-01-205-6608
NSN 5835-01-371-8759
NSN 6685-01-325-6294
NSN 5965-01-658-4674
NSN 5996-00-691-1818
NSN 5930-00-567-1206
NSN 6645-00-928-7208
NSN 5925-00-222-8263
NSN 6620-01-264-8685