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 6620-00-240-8766
NSN 6110-00-229-5541
NSN 5935-01-512-8420
NSN 5915-00-271-2321
NSN 6220-01-139-7340
NSN 5910-01-554-5324
NSN 5950-01-168-7310
NSN 6145-01-646-7143
NSN 6130-01-180-3176
NSN 6105-01-052-1998
NSN 6240-01-152-9015
NSN 5855-00-118-8762