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 6110-01-620-7774
NSN 6685-01-237-2562
NSN 5915-01-141-9651
NSN 5835-01-303-6563
NSN 6220-01-165-3635
NSN 6320-01-305-5881
NSN 6610-01-096-8746
NSN 5945-00-907-9082
NSN 5835-00-909-8088
NSN 6610-01-354-7963
NSN 5985-01-029-3648
NSN 5925-00-759-0925