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 6685-01-634-0611
NSN 5855-01-273-1971
NSN 5985-01-544-2863
NSN 4140-00-232-9859
NSN 2925-00-833-9466
NSN 6620-00-115-3492
NSN 6620-01-152-6837
NSN 5910-01-411-6027
NSN 5945-01-319-6633
NSN 5945-01-024-9378
NSN 6105-01-260-3629
NSN 4140-00-006-1999