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 2925-01-049-8906
NSN 6320-00-725-0754
NSN 5920-00-324-2315
NSN 6220-01-288-0416
NSN 5975-00-335-2588
NSN 5925-01-469-6068
NSN 5990-00-594-7291
NSN 6105-00-820-8766
NSN 5975-01-484-0587
NSN 6240-01-396-5639
NSN 5945-01-510-6901
NSN 6620-00-303-9947