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 5990-00-127-2306
NSN 6135-01-411-3212
NSN 5985-00-289-9862
NSN 5855-01-409-1792
NSN 7035-01-452-9086
NSN 5915-00-812-2044
NSN 5920-00-996-5232
NSN 5975-01-078-1309
NSN 6145-00-246-9776
NSN 5910-00-102-4099
NSN 5945-01-227-5647
NSN 5910-01-075-2902