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 5925-01-064-4712
NSN 6685-00-618-9542
NSN 5999-00-222-4808
NSN 2925-00-579-7454
NSN 5950-00-231-3202
NSN 5855-01-147-4785
NSN 6130-01-451-3931
NSN 6150-00-142-9142
NSN 6105-01-283-2344
NSN 2925-01-151-6969
NSN 5835-01-312-4446
NSN 6620-01-168-0016