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 5985-01-367-4656
NSN 6105-00-846-4669
NSN 5950-01-367-4516
NSN 5925-00-271-1690
NSN 5975-01-594-5956
NSN 5835-01-257-0154
NSN 6685-00-573-9212
NSN 6150-01-237-5791
NSN 6610-00-081-2365
NSN 6105-01-425-5795
NSN 5998-01-495-7143
NSN 5945-01-312-5411