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 6620-01-537-1813
NSN 5895-00-604-8732
NSN 6145-01-476-8238
NSN 5915-01-499-5242
NSN 5998-01-421-4170
NSN 5945-00-554-9351
NSN 6220-01-120-7779
NSN 5935-01-118-4372
NSN 5965-01-614-7320
NSN 6110-01-506-5909
NSN 5910-00-392-6822
NSN 5855-01-400-1590