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 5960-01-413-3877
NSN 6620-00-309-9920
NSN 6620-01-551-7922
NSN 5855-00-930-9478
NSN 6610-00-880-1914
NSN 7035-01-249-4547
NSN 5935-01-419-1920
NSN 5920-01-429-0354
NSN 7035-00-897-7567
NSN 5925-01-281-3041
NSN 5965-01-539-7345
NSN 6320-00-139-1090