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 5965-01-217-0310
NSN 5999-01-423-8185
NSN 5975-00-379-2388
NSN 5990-01-647-8574
NSN 6105-01-025-8568
NSN 6645-00-580-9605
NSN 5950-00-004-7738
NSN 5985-01-425-0285
NSN 5930-00-285-6542
NSN 5915-01-461-4537
NSN 6105-01-123-8887
NSN 5990-01-065-0492