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 6610-01-151-1540
NSN 6135-01-565-3284
NSN 6685-01-189-4316
NSN 6620-01-519-2628
NSN 5920-01-468-9182
NSN 5925-00-983-0214
NSN 5915-01-339-0801
NSN 6240-01-420-8320
NSN 6620-01-368-2723
NSN 6105-01-050-3799
NSN 6645-01-356-1179
NSN 6320-01-521-1764