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 5925-01-104-8421
NSN 5975-01-038-8124
NSN 6135-01-310-9866
NSN 5950-01-464-8755
NSN 5945-01-500-6983
NSN 6220-01-205-7688
NSN 7035-00-631-3782
NSN 5930-01-531-9691
NSN 5910-01-422-2324
NSN 5925-01-117-7993
NSN 6220-00-728-9536
NSN 6110-01-295-5322