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 6110-01-573-7872
NSN 5996-01-461-5812
NSN 5975-00-122-3228
NSN 6110-00-768-7583
NSN 5925-00-201-7431
NSN 5920-01-447-6793
NSN 5999-01-422-2065
NSN 6620-00-127-0816
NSN 2925-00-720-3948
NSN 6620-00-010-8190
NSN 6320-01-062-9351
NSN 5998-01-565-7294