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 5945-00-575-6890
NSN 5999-01-185-4224
NSN 6645-01-415-6093
NSN 5996-01-593-3026
NSN 6620-01-642-4218
NSN 5985-01-166-2062
NSN 5999-00-958-9261
NSN 5990-00-728-8248
NSN 5925-00-781-7988
NSN 5999-01-299-6794
NSN 5920-01-211-5557
NSN 6610-01-010-1746