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 5895-01-559-7307
NSN 5960-00-082-3973
NSN 6135-01-496-5810
NSN 5965-00-228-8336
NSN 5975-01-078-0332
NSN 6645-01-344-4184
NSN 6150-01-530-6308
NSN 5910-01-579-2614
NSN 5990-00-636-4218
NSN 5925-01-184-6912
NSN 6110-01-351-7307
NSN 5925-01-275-3688