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 5905-01-044-7445
NSN 5915-00-879-9286
NSN 5915-01-047-9518
NSN 6105-01-188-7155
NSN 5920-01-160-9260
NSN 5975-01-180-0826
NSN 5925-01-461-3594
NSN 5935-00-780-5762
NSN 5935-01-241-0629
NSN 6620-01-485-6459
NSN 5925-01-629-3648
NSN 6135-01-412-0097