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 5935-00-432-0918
NSN 2925-00-946-9498
NSN 6620-00-106-9658
NSN 6145-00-918-9494
NSN 5910-01-016-5528
NSN 5930-01-578-0876
NSN 5996-01-606-9454
NSN 5960-01-386-9611
NSN 5975-01-471-0528
NSN 6240-01-308-1848
NSN 6620-01-474-4951
NSN 5925-01-560-2328