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 5975-01-391-7356
NSN 6135-01-322-4655
NSN 6150-01-609-2660
NSN 5990-00-660-8885
NSN 6105-01-599-7940
NSN 6135-00-477-8847
NSN 6220-01-324-7046
NSN 5930-00-666-2971
NSN 6110-01-192-6960
NSN 6320-01-365-2701
NSN 5835-01-326-6104
NSN 5905-01-415-0869