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 5925-01-288-4782
NSN 6610-01-633-8931
NSN 6320-00-343-1798
NSN 5990-00-104-4903
NSN 5975-01-503-7317
NSN 4140-00-004-4544
NSN 6150-01-652-5267
NSN 6150-01-557-0655
NSN 7035-01-085-5955
NSN 5945-01-317-3193
NSN 6320-01-609-9763
NSN 5835-01-030-8914