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 5895-01-537-5723
NSN 5985-00-244-0842
NSN 6135-01-532-7951
NSN 5925-01-447-7220
NSN 2925-00-211-4761
NSN 5910-01-202-4975
NSN 6240-00-097-1041
NSN 4140-00-356-1639
NSN 6145-00-466-4068
NSN 5920-01-510-9921
NSN 5975-01-070-5096
NSN 6110-00-111-2556