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 5925-00-411-0843
NSN 5920-00-284-5785
NSN 6320-00-242-3300
NSN 2925-00-440-1855
NSN 4140-01-232-6067
NSN 6145-01-535-1026
NSN 5975-00-458-9145
NSN 5905-00-107-4872
NSN 6130-01-522-2994
NSN 2925-01-140-8957
NSN 7035-01-622-1964
NSN 6110-01-115-6034