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 5950-01-309-8057
NSN 6610-01-623-3700
NSN 6220-00-052-0700
NSN 5975-00-997-0749
NSN 5945-01-280-5477
NSN 5855-01-414-6265
NSN 5999-01-317-7358
NSN 6220-01-386-3082
NSN 5920-01-401-5315
NSN 6135-01-260-7180
NSN 5999-01-468-3651
NSN 5895-01-168-8264