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 5998-01-634-0066
NSN 5835-01-302-2745
NSN 6320-01-322-8340
NSN 5855-01-414-6265
NSN 5910-01-332-7991
NSN 6130-01-421-9414
NSN 5990-01-605-4769
NSN 6620-01-441-0240
NSN 5835-01-363-4527
NSN 5835-01-580-0446
NSN 5895-00-221-6557
NSN 6135-01-277-7907