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.
NSN 5925-00-124-5015
NSN 5998-01-023-1843
NSN 5905-00-707-5032
NSN 5930-01-218-7376
NSN 5985-01-074-7877
NSN 5910-01-135-6555
NSN 5835-01-632-6627
NSN 6645-01-196-8616
NSN 6135-01-195-5343
NSN 6685-01-160-7313
NSN 6105-00-275-0826
NSN 6320-01-212-8749