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 7035-01-322-8180
NSN 6150-01-071-0219
NSN 6220-01-201-5412
NSN 5915-00-549-1098
NSN 6105-01-358-1450
NSN 7035-00-931-9415
NSN 6135-01-579-3534
NSN 5935-01-519-3376
NSN 6145-00-180-9815
NSN 6320-01-562-1599
NSN 5835-01-238-3381
NSN 6240-00-580-0666