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 6320-01-659-2819
NSN 6685-01-432-2579
NSN 5905-01-580-0370
NSN 6110-00-756-9943
NSN 2925-01-159-8312
NSN 6150-01-121-7893
NSN 5998-01-514-4592
NSN 5975-00-978-0612
NSN 7035-01-184-8905
NSN 5915-00-890-7902
NSN 6220-00-163-1183
NSN 6620-01-216-0904