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 6220-00-929-8612
NSN 5985-01-118-6391
NSN 6105-00-208-1803
NSN 6685-00-618-9542
NSN 6135-00-299-6918
NSN 5905-01-076-0957
NSN 5996-01-152-4576
NSN 5920-01-218-5742
NSN 4140-01-528-9611
NSN 5835-01-352-7211
NSN 6685-01-525-3300
NSN 5965-01-068-2714