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 6240-00-197-6819
NSN 6645-01-528-8424
NSN 5905-01-020-0173
NSN 2925-01-252-8049
NSN 6220-01-234-3225
NSN 5895-01-445-6161
NSN 7035-00-300-3208
NSN 5855-01-364-7903
NSN 6135-01-534-3007
NSN 6620-00-485-4136
NSN 6620-01-106-9100
NSN 4140-01-293-5829