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 5925-01-117-8170
NSN 6220-01-142-3148
NSN 5985-01-565-1181
NSN 6130-00-291-4877
NSN 5930-01-644-5159
NSN 6135-01-101-5039
NSN 6135-00-196-5267
NSN 2925-00-678-5502
NSN 6105-01-614-3120
NSN 5835-01-519-3834
NSN 5985-01-211-6549
NSN 5920-01-058-9241