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 6685-01-568-0460
NSN 5965-00-840-6542
NSN 6240-00-514-3507
NSN 5975-00-783-3674
NSN 5905-01-500-8060
NSN 7035-01-514-4617
NSN 5855-01-165-6361
NSN 5895-00-098-7634
NSN 5835-00-707-6266
NSN 4140-00-954-3690
NSN 5895-01-484-9069
NSN 5855-01-122-7890