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 6135-01-466-3980
NSN 5915-00-699-4492
NSN 4140-00-372-2947
NSN 5855-01-534-3724
NSN 6685-01-300-6047
NSN 5930-01-483-6957
NSN 5945-01-442-7766
NSN 5930-01-444-4011
NSN 6645-00-543-6515
NSN 6650-00-575-7487
NSN 5895-01-146-7106
NSN 5925-01-230-0410