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 5960-01-495-0859
NSN 5925-01-089-9791
NSN 5985-01-103-8770
NSN 6105-00-765-2043
NSN 5905-00-150-5705
NSN 6620-01-325-6295
NSN 5855-01-346-2881
NSN 5935-00-496-7408
NSN 4140-00-486-6292
NSN 5835-01-018-6294
NSN 5990-00-296-4825
NSN 5975-01-373-5014