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 6135-00-519-1325
NSN 5965-01-158-1522
NSN 5990-01-338-9697
NSN 5925-01-288-3802
NSN 5855-01-513-9601
NSN 6645-00-075-4764
NSN 7035-01-099-2311
NSN 5835-01-069-2359
NSN 5998-01-383-7915
NSN 6135-00-221-4720
NSN 5960-01-507-9112
NSN 5930-00-729-3768