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 6110-01-080-8677
NSN 6620-01-138-0089
NSN 5910-01-396-2759
NSN 6645-01-521-3180
NSN 5910-00-392-6822
NSN 5855-01-003-7102
NSN 5895-00-477-1446
NSN 5920-00-161-4564
NSN 5975-01-607-5056
NSN 6130-01-559-6467
NSN 6610-00-144-7036
NSN 6135-00-134-6648