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 5895-01-281-3141
NSN 2925-01-225-0713
NSN 5930-01-234-8348
NSN 4140-01-597-9919
NSN 5835-00-949-3018
NSN 7035-00-631-3782
NSN 6650-00-463-1514
NSN 5915-00-454-5901
NSN 5975-00-967-9877
NSN 6130-00-139-8284
NSN 2925-01-019-6145
NSN 5895-01-229-7431