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 6610-01-346-8241
NSN 6620-01-251-8856
NSN 5835-01-593-7579
NSN 6135-01-022-5427
NSN 6320-01-056-1164
NSN 5975-01-618-7324
NSN 5930-00-905-7807
NSN 5905-01-618-0358
NSN 5999-01-145-3414
NSN 5975-01-547-5576
NSN 5975-01-111-9988
NSN 6645-01-588-2982