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 6110-01-100-3907
NSN 4140-00-249-5603
NSN 5990-00-107-0835
NSN 5990-01-378-7349
NSN 5920-01-120-6992
NSN 6645-00-818-9408
NSN 5930-00-253-4369
NSN 2925-01-518-3453
NSN 5950-00-689-3649
NSN 5910-01-659-8158
NSN 6240-01-046-9424
NSN 5915-01-520-3417