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 6685-01-540-0921
NSN 7035-01-113-6492
NSN 6645-01-076-4655
NSN 5945-00-008-2615
NSN 5965-01-084-2385
NSN 6320-01-176-8367
NSN 5930-01-502-7034
NSN 5965-01-073-4758
NSN 5930-01-503-0338
NSN 6135-01-255-9129
NSN 5960-01-538-2082
NSN 5996-00-284-9711