2 required
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 5920-00-840-5428
NSN 6240-01-415-3014
NSN 6650-00-590-9073
NSN 5905-00-243-3765
NSN 5999-01-392-1326
NSN 5895-01-469-6120
NSN 5895-00-826-2988
NSN 5895-01-133-9279
NSN 6145-00-758-9884
NSN 5925-01-102-6486
NSN 6220-00-498-8098
NSN 6145-01-626-4159