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 5975-01-521-5487
NSN 6320-01-547-2743
NSN 5855-01-277-1663
NSN 5910-01-090-9133
NSN 5935-01-020-9867
NSN 2925-01-274-8576
NSN 5965-01-346-9014
NSN 6105-00-909-6123
NSN 4140-01-551-2332
NSN 5920-01-119-3652
NSN 5950-01-559-2485
NSN 5895-00-995-2336