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 5945-00-244-8430
NSN 5985-01-429-7991
NSN 6645-01-592-7563
NSN 6645-01-212-6457
NSN 5996-01-506-9847
NSN 5930-00-205-0136
NSN 5985-00-941-1794
NSN 5835-00-804-0569
NSN 7035-01-076-9621
NSN 5996-00-155-9309
NSN 5855-00-560-0110
NSN 6135-01-469-6429