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 6650-00-176-1911
NSN 5925-01-654-1870
NSN 6110-01-341-7146
NSN 5965-01-633-8849
NSN 6320-01-578-6006
NSN 5990-00-568-4940
NSN 5996-01-430-2440
NSN 5999-00-651-8997
NSN 5950-00-549-4313
NSN 6135-00-927-5848
NSN 6105-01-188-7292
NSN 6135-01-366-9633