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 6610-01-549-4960
NSN 5950-00-234-2532
NSN 5835-00-794-7500
NSN 5950-01-384-3671
NSN 6620-00-453-4537
NSN 5910-01-317-0456
NSN 6130-01-544-6801
NSN 5930-00-240-7895
NSN 4140-00-882-2233
NSN 5905-00-277-7439
NSN 6320-01-501-7935
NSN 6320-00-371-8335