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 5910-00-144-4383
NSN 6105-01-100-1857
NSN 6320-01-560-7177
NSN 5998-01-318-3891
NSN 5935-01-249-5297
NSN 2925-00-555-4578
NSN 5905-01-427-3804
NSN 6145-01-486-0900
NSN 6220-01-257-9288
NSN 5935-01-186-6460
NSN 6620-01-542-2689
NSN 5950-00-880-9071