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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6220-01-048-9079
NSN 5945-01-588-4821
NSN 6240-01-569-6904
NSN 6320-01-185-3857
NSN 5950-00-081-8787
NSN 6645-01-326-7316
NSN 7035-01-027-1718
NSN 6645-01-106-6369
NSN 5985-01-261-2805
NSN 5835-01-031-7265
NSN 6130-00-497-3861
NSN 5960-01-449-1310