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 6135-01-119-0720
NSN 5920-01-282-4859
NSN 5935-01-110-8371
NSN 5905-01-110-2385
NSN 5945-01-603-8600
NSN 7035-01-480-5537
NSN 5920-00-155-2173
NSN 5996-00-841-5534
NSN 6130-00-400-5774
NSN 5925-01-440-9111
NSN 6145-00-334-7510
NSN 5998-00-170-6756