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 6130-01-074-9997
NSN 5920-01-491-5165
NSN 6610-00-988-9294
NSN 7035-01-283-2536
NSN 5895-01-437-8189
NSN 4140-01-433-9403
NSN 5855-00-797-8217
NSN 5975-01-067-3962
NSN 6220-00-065-7948
NSN 6105-00-124-3448
NSN 6320-00-405-2348
NSN 6320-01-369-5014