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 5950-01-646-1253
NSN 5905-01-254-7757
NSN 5965-01-425-0313
NSN 5985-01-448-6104
NSN 6320-01-052-2118
NSN 6240-00-522-3998
NSN 2925-01-643-2967
NSN 6650-00-997-4337
NSN 6650-01-570-5388
NSN 7035-01-602-5890
NSN 6130-01-389-9500
NSN 5835-01-493-1826