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 5945-01-246-4797
NSN 5930-00-659-2582
NSN 6320-01-409-1388
NSN 5925-01-146-9641
NSN 5895-00-691-6299
NSN 6105-01-617-0065
NSN 5895-01-506-7408
NSN 5905-01-328-4520
NSN 5990-00-337-5359
NSN 4140-00-228-1280
NSN 6145-00-141-3888
NSN 6320-01-215-1133