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 7035-00-392-5417
NSN 5855-00-221-9435
NSN 5915-01-447-3151
NSN 5855-01-479-3152
NSN 6220-01-131-2377
NSN 6105-00-189-0515
NSN 6240-01-553-0561
NSN 5960-01-495-0859
NSN 5996-00-700-1182
NSN 6135-00-180-5125
NSN 7035-01-463-3368
NSN 4140-00-232-9859