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 5930-00-950-2363
NSN 6645-01-366-2379
NSN 6620-00-905-6590
NSN 5975-00-619-8159
NSN 6145-00-166-7950
NSN 6150-01-496-1916
NSN 6130-00-727-2456
NSN 5835-00-264-0946
NSN 6110-00-384-1566
NSN 7035-01-493-4173
NSN 5895-00-039-7257
NSN 5910-00-087-0625