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 4140-01-319-0073
NSN 6150-01-068-3787
NSN 6145-01-277-8917
NSN 5915-00-182-8068
NSN 6610-00-854-4980
NSN 5910-00-724-4159
NSN 6135-01-382-1980
NSN 5996-01-336-1479
NSN 6610-01-246-4164
NSN 5990-00-948-4515
NSN 5915-01-282-0529
NSN 5930-01-472-8781