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 6105-00-816-9397
NSN 5990-01-060-3687
NSN 5990-01-254-2936
NSN 5998-01-442-3481
NSN 5915-01-345-1447
NSN 4140-00-202-7880
NSN 5835-01-498-9410
NSN 5950-00-615-9933
NSN 5935-01-551-1231
NSN 5935-00-554-0244
NSN 5930-00-155-5917
NSN 6620-01-529-6665