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 5910-01-187-3311
NSN 4140-01-123-8801
NSN 5999-01-195-7571
NSN 5975-01-092-3050
NSN 5935-01-284-1802
NSN 5935-01-199-4771
NSN 5910-01-529-4261
NSN 6240-00-566-8371
NSN 6145-01-113-0693
NSN 5925-01-348-4223
NSN 5935-01-026-2225
NSN 7035-01-650-5774