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 5895-00-510-6431
NSN 5910-01-474-6512
NSN 5835-00-498-8189
NSN 5935-00-343-7614
NSN 6645-00-253-3906
NSN 5915-00-257-3178
NSN 6135-00-563-7711
NSN 5990-01-480-6711
NSN 5985-01-065-1675
NSN 5920-01-608-4166
NSN 5975-00-067-7264
NSN 6110-01-261-1560