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 6135-01-319-0623
NSN 6610-01-305-8863
NSN 5910-00-083-1137
NSN 6130-01-328-8108
NSN 5855-01-452-8512
NSN 6620-01-391-1920
NSN 7035-00-108-4421
NSN 5855-01-120-7831
NSN 6620-01-398-8986
NSN 5999-00-155-3088
NSN 4140-01-559-7608
NSN 6220-01-263-7281