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 5998-00-133-1331
NSN 5990-01-480-3278
NSN 5975-00-665-3644
NSN 6650-00-175-1342
NSN 6610-01-475-7551
NSN 5915-00-407-1346
NSN 6135-01-525-4897
NSN 6110-00-279-8710
NSN 4140-01-126-7368
NSN 6320-01-476-0686
NSN 4140-00-421-4555
NSN 6130-01-553-2900