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 5945-01-291-0739
NSN 5960-00-989-1251
NSN 5975-01-415-0918
NSN 6650-00-115-9240
NSN 5990-00-636-4218
NSN 6150-01-633-1807
NSN 5930-00-061-2101
NSN 5910-00-978-8112
NSN 5895-01-228-2381
NSN 2925-01-179-7795
NSN 2925-01-594-5385
NSN 6620-01-248-0358