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 4140-01-206-4981
NSN 5950-00-943-7072
NSN 6620-00-292-7000
NSN 6620-01-466-9478
NSN 6240-01-206-4809
NSN 6135-01-398-5922
NSN 5930-01-040-6799
NSN 6135-00-403-0213
NSN 6135-01-501-5376
NSN 5925-00-035-8469
NSN 5998-00-008-5373
NSN 5855-01-542-9059