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 5975-00-189-0093
NSN 5960-00-923-5047
NSN 5945-00-740-8238
NSN 6135-00-951-3426
NSN 6110-00-930-8191
NSN 5925-00-269-2685
NSN 5910-00-240-4994
NSN 2925-00-406-4381
NSN 6105-01-187-8210
NSN 5835-01-461-8184
NSN 4140-01-365-9113
NSN 5915-01-319-4514