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 6110-00-839-2654
NSN 5835-00-393-1996
NSN 6135-01-382-9278
NSN 5985-00-247-2812
NSN 5950-01-579-4485
NSN 5960-01-219-5504
NSN 6240-00-234-5781
NSN 6610-00-079-1508
NSN 5975-00-104-5399
NSN 7035-00-902-8995
NSN 5990-01-425-2175
NSN 5915-00-229-1474