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 5835-00-974-9983
NSN 5925-00-261-8166
NSN 5905-01-343-3172
NSN 7035-01-269-5700
NSN 5935-01-264-8320
NSN 5920-01-479-8084
NSN 6610-01-317-4859
NSN 6130-00-531-6564
NSN 6240-01-115-8487
NSN 6135-01-125-4867
NSN 5999-01-139-4116
NSN 5975-01-464-3798