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 5895-00-656-2369
NSN 2925-00-862-8550
NSN 5915-01-216-7587
NSN 6110-01-432-0758
NSN 5945-01-532-0620
NSN 6685-01-601-0634
NSN 5985-00-695-4547
NSN 5930-00-708-1967
NSN 6135-01-167-7604
NSN 6685-01-482-3786
NSN 5945-00-218-0012
NSN 5855-01-096-9294