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 6150-01-341-0010
NSN 2925-00-471-1128
NSN 5925-00-407-7660
NSN 6620-00-679-5830
NSN 5920-01-474-2227
NSN 7035-01-477-9740
NSN 6685-01-049-8534
NSN 4140-01-530-1224
NSN 5920-01-285-9879
NSN 5985-01-191-2233
NSN 5945-01-483-3717
NSN 6645-00-089-3154