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 5925-00-973-1160
NSN 5950-00-184-5963
NSN 5915-01-145-9036
NSN 2925-01-437-9041
NSN 5835-00-084-8695
NSN 6105-01-371-5861
NSN 5915-00-833-9025
NSN 2925-01-065-0060
NSN 6645-00-975-1452
NSN 5905-01-221-8634
NSN 7035-01-151-0265
NSN 6110-01-478-0359