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 6240-01-186-6448
NSN 5950-01-466-9196
NSN 5950-01-027-1459
NSN 5925-01-067-7050
NSN 5965-01-269-4338
NSN 5999-01-469-3331
NSN 6220-01-619-6109
NSN 5990-00-972-1404
NSN 5930-00-589-7628
NSN 5965-00-188-5531
NSN 5990-01-578-1499
NSN 5975-01-304-3887