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 6645-00-910-6956
NSN 6220-00-117-4547
NSN 6650-01-058-0049
NSN 6240-01-424-4529
NSN 5930-00-187-9832
NSN 5935-01-221-0807
NSN 5925-00-355-6124
NSN 5895-00-726-4831
NSN 5985-01-603-3398
NSN 5895-00-387-4901
NSN 6645-01-096-9719
NSN 5855-01-224-7975