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 6650-01-119-9920
NSN 6620-00-234-6277
NSN 6150-00-811-5881
NSN 4140-01-534-9987
NSN 7035-00-756-4374
NSN 5930-00-540-9232
NSN 6110-00-621-2858
NSN 5945-01-231-9607
NSN 6645-01-588-2982
NSN 5975-01-052-9896
NSN 5999-01-215-4867
NSN 5925-00-881-9766