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 6220-00-717-2472
NSN 5950-00-986-8940
NSN 5945-01-558-5006
NSN 5996-01-133-6058
NSN 5985-01-139-0585
NSN 5925-00-708-8769
NSN 5930-00-753-6806
NSN 7035-01-633-9537
NSN 4140-00-076-4088
NSN 5910-01-025-3357
NSN 5915-01-340-4592
NSN 7035-00-541-8516