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 5965-00-498-8177
NSN 2925-01-418-3296
NSN 5930-01-360-4322
NSN 6620-00-006-6418
NSN 6320-00-937-5625
NSN 5910-01-283-3041
NSN 5985-01-448-9071
NSN 2925-01-493-9904
NSN 5996-01-222-0790
NSN 5925-00-933-0172
NSN 5915-00-156-7877
NSN 6645-01-135-1745