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 5945-01-549-6210
NSN 6220-01-378-6251
NSN 5985-01-589-5868
NSN 6685-00-033-7933
NSN 6685-00-555-3054
NSN 5895-01-645-5819
NSN 5975-01-014-7231
NSN 5998-01-615-3301
NSN 5996-01-386-2843
NSN 6220-00-538-3137
NSN 6130-00-631-7212
NSN 5895-01-252-0276