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 5920-01-480-5309
NSN 6150-00-798-1131
NSN 5950-00-699-9997
NSN 6105-01-088-9088
NSN 5920-00-515-3617
NSN 5930-01-612-0431
NSN 6320-01-017-5274
NSN 6110-00-951-9824
NSN 5999-01-300-8453
NSN 6320-01-551-3553
NSN 6620-00-170-5296
NSN 5975-00-333-9866