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 5930-01-580-0888
NSN 5935-01-231-5863
NSN 5835-01-090-2844
NSN 5925-01-170-7899
NSN 6645-00-085-7603
NSN 6610-01-447-2560
NSN 6685-00-543-1409
NSN 5965-01-069-5650
NSN 6650-00-717-8913
NSN 5920-00-175-7987
NSN 6105-01-437-3515
NSN 6145-01-327-3328