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 5999-01-643-5495
NSN 5990-01-087-7081
NSN 5965-01-630-0409
NSN 5920-01-311-6855
NSN 5915-00-959-5454
NSN 5915-00-925-2513
NSN 5996-01-071-6441
NSN 5998-01-112-4325
NSN 7035-01-441-9509
NSN 6240-00-284-1457
NSN 5975-01-142-3190
NSN 5950-01-273-1042