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 5996-00-752-4317
NSN 5998-00-779-3400
NSN 5996-01-275-9251
NSN 5905-01-139-4257
NSN 6220-01-291-7479
NSN 5945-00-483-6711
NSN 5999-00-879-7427
NSN 5930-01-511-5471
NSN 5915-01-249-3113
NSN 6645-01-422-1374
NSN 5945-01-246-4797
NSN 5910-01-085-9011