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 5930-00-403-7041
NSN 5915-00-796-7211
NSN 5895-01-188-6692
NSN 6220-01-006-9398
NSN 5835-00-408-5499
NSN 5915-01-597-9432
NSN 5930-01-099-1032
NSN 5999-01-390-9498
NSN 5985-01-422-0534
NSN 6240-01-206-4809
NSN 5930-01-555-5012
NSN 6130-00-900-7272