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 5930-00-155-4760
NSN 5920-01-128-2946
NSN 5925-00-816-9929
NSN 5835-01-412-0344
NSN 5910-00-171-3414
NSN 5935-01-386-1232
NSN 6135-01-617-0253
NSN 5915-00-252-1876
NSN 5950-00-395-1312
NSN 6110-01-139-6930
NSN 5855-01-414-6265
NSN 2925-01-446-6976