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 5996-01-028-6047
NSN 5895-00-225-7943
NSN 6145-01-153-1413
NSN 5975-01-215-1205
NSN 5990-01-514-8030
NSN 6135-00-209-6918
NSN 6105-01-437-6431
NSN 5975-01-643-8888
NSN 6105-00-862-5788
NSN 5930-00-501-2159
NSN 5965-01-213-0338
NSN 6135-01-100-3593