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 6240-00-099-8606
NSN 5930-01-648-5262
NSN 5855-01-431-5581
NSN 6685-00-987-4472
NSN 5895-01-464-1609
NSN 6220-01-066-5529
NSN 6135-00-753-2276
NSN 4140-01-630-5755
NSN 4140-00-782-5132
NSN 6220-01-173-0584
NSN 5975-01-156-4544
NSN 5990-00-483-0482