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 5996-01-391-7489
NSN 5930-00-041-1308
NSN 5998-00-239-5122
NSN 6150-01-119-5624
NSN 5996-01-503-8094
NSN 5915-00-872-0625
NSN 6645-00-911-2999
NSN 5925-01-398-7131
NSN 5920-00-469-2648
NSN 7035-01-421-4446
NSN 5920-01-253-7300
NSN 6135-01-217-3292