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 5910-01-425-1375
NSN 5905-01-211-6643
NSN 6110-01-408-7453
NSN 5920-01-329-8577
NSN 5910-01-431-7059
NSN 5925-01-111-9950
NSN 6620-01-535-6925
NSN 5920-01-437-8550
NSN 6610-01-122-0064
NSN 2925-00-764-0167
NSN 5999-00-030-2015
NSN 6105-01-049-1975