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 6145-01-443-9416
NSN 5945-01-129-9746
NSN 6220-00-192-0591
NSN 6135-00-432-8779
NSN 5930-01-318-5535
NSN 5930-00-777-7331
NSN 5920-01-385-5707
NSN 6150-00-734-5281
NSN 6645-01-101-4959
NSN 4140-00-580-8508
NSN 5950-01-319-4126
NSN 5998-01-401-5396