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 5920-00-057-0660
NSN 6685-00-339-0288
NSN 5965-01-329-6280
NSN 4140-01-090-2926
NSN 5930-00-630-2333
NSN 5935-01-624-4319
NSN 6240-01-400-1311
NSN 6130-00-598-2034
NSN 5985-00-033-3996
NSN 6645-01-213-1739
NSN 5910-00-854-3358
NSN 5910-01-644-6442