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 5960-01-246-4809
NSN 5925-00-942-0350
NSN 5895-00-053-2661
NSN 6135-00-593-6831
NSN 5930-01-634-0659
NSN 4140-00-240-1848
NSN 5990-01-426-7350
NSN 6620-01-552-2889
NSN 5999-01-195-8648
NSN 5935-01-442-0463
NSN 5985-01-410-7450
NSN 5996-01-010-8609