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 5920-00-036-6108
NSN 6110-00-314-0377
NSN 5996-01-337-3516
NSN 5905-01-570-4618
NSN 6320-01-176-8367
NSN 6645-01-216-1956
NSN 5910-00-188-9624
NSN 5945-01-112-0327
NSN 5985-00-841-5062
NSN 5996-01-093-9259
NSN 6110-00-217-2658
NSN 6105-00-870-4023