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 6320-00-731-6134
NSN 6645-00-460-0528
NSN 6130-00-257-8038
NSN 5975-01-422-2033
NSN 6620-01-504-1827
NSN 5950-01-211-9394
NSN 5935-00-723-4304
NSN 6645-01-593-1679
NSN 5960-00-280-4712
NSN 6105-00-776-2205
NSN 5855-01-290-3248
NSN 6105-01-584-2746