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 5920-01-449-9779
NSN 2925-01-394-5650
NSN 5895-00-939-7479
NSN 5985-01-634-0635
NSN 5905-01-615-0276
NSN 6685-00-184-3894
NSN 6105-00-019-1727
NSN 5905-01-406-5188
NSN 5990-00-615-7111
NSN 5930-01-232-8044
NSN 5975-01-599-9387
NSN 5905-01-110-3101